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The Best STEM Activities for Elementary Classes (No Craft Closet Required)

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Article Summary

  • Computer-based STEM saves time and effort
  • Mission.io delivers structured, engaging digital challenges
  • STEM can be effective without physical materials

If you love STEM but hate chasing down supplies for interactive lessons, you’re not alone. The best STEM activities for elementary classes today often take place entirely on the computer, which makes life easier for teachers and keeps students focused on problem-solving rather than on setup.

If you’re looking for engaging, classroom-ready STEM activities that teach students engineering, technology, science, and math skills, here are some of the best options to check out. These hands-on activities are also easy to incorporate into your lesson plans because they don’t require glue sticks or storage bins to teach children.

1. Mission.io – STEM For Elementary Students That Works Completely Online

Mission.io is a go-to option if you want meaningful STEM learning without having to manage materials. Everything happens on the computer, so your elementary students can jump right into collaborating with their classmates and solving challenges.

Students work through interactive missions that build collaboration and critical thinking skills. You still guide the lesson, but Mission.io handles the structure and engagement. The best part? Every lesson aligns with one or more academic standards, so they fit seamlessly into the quality STEM education you try so hard to offer.

Why you’ll like Mission.io:

  • Fully computer-based STEM activities
  • Every mission aligns with STEM standards
  • Easy to use with existing classroom devices
  • Encourages teamwork, creativity, and critical thinking
  • No prep, no supplies, no cleanup

If you want STEM that fits into your schedule without stress, Mission.io makes it easy.

2. Mystery Science – Digital Lessons That Spark Curiosity in Young Learners

Mystery Science uses videos and guided questions to help kids explore science topics like chemical reactions and natural systems. Their hands-on, real-world activities make it a great option for helping kids know if they’d like to pursue STEM careers.

Great for:
Getting students curious and talking about science.

3. Code.org – Learn to Code, Step by Step

Code.org helps kids learn the basics of coding and logic through fun, computer-based activities. It’s great for teachers wanting to focus more on teaching technology skills.

Great for:
Introducing technology and computational thinking.

4. Tynker – Creative Coding for Kids

Tynker lets students create games and animations while learning coding skills. It’s another great option for teachers looking to help gain skills to use in future STEM jobs.

Great for:
Students who love creativity and computers.

5. STEMscopes – Structured Digital STEM Learning

STEMscopes offers a project-based curriculum that provides online lessons and activities that support science and math instruction. It’s used by many districts and teachers across the country because of its hands-on activities in science, math, and technology.

Great for:
Teachers who want organized, digital lesson support that is specific to their state.

6. BrainPOP STEM – Videos That Explain Big Ideas

BrainPOP STEM uses short videos and quizzes to explain STEM concepts in a way kids understand. They have specific science and technology curricula, among many others.

Great for:
Reinforcing lessons or introducing new topics.

7. Scratch – Visual Programming for Beginners

Scratch lets kids build interactive stories and games while learning programming basics. Because it is a free non-profit, it’s a great place to start if you’re looking to teach coding.

Great for:
Creative problem-solvers and beginners. Teachers looking for a low-cost way to teach coding.

Wrapping it Up

STEM doesn’t have to mean mess or materials. With computer-based options like Mission.io, you can give your students rich STEM experiences that are easy to manage and fun to teach. Prepare students interested in entering the STEM workforce.

FAQs

Do I need special hardware for computer-based STEM?
Most programs run on standard classroom computers or tablets.

Is computer-based STEM still hands-on?
Yes. Students are hands-on with thinking, designing, testing, and problem-solving. They require students to collaborate and lead within the classroom to complete the missions or activities.

Can younger students handle digital STEM tools?
Many platforms are designed specifically for elementary ages. Some, like Mission.io, have specific activities or curricula for each grade level. These are typically designed to meet elementary standards.

 

Implications of CME Launching Futures Contracts for Cardano, Chainlink and Stellar 

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CME Group has announced and launched futures contracts for Cardano (ADA), Chainlink (LINK), and Stellar (XLM/Lumens). This marks a significant expansion of CME’s regulated cryptocurrency derivatives offerings, bringing these altcoins into the institutional-grade trading ecosystem alongside existing products like Bitcoin, Ether, XRP, and Solana futures.

Both standard (larger-sized) and micro-sized futures are available for greater accessibility to institutional and retail traders. Cardano (ADA): Standard = 100,000 ADA; Micro = 10,000 ADA. Chainlink (LINK): Standard = 5,000 LINK; Micro = 250 LINK. Stellar (Lumens/XLM): Standard = 250,000 Lumens; Micro = 12,500 Lumens.

These are cash-settled futures, priced based on benchmarks like the CME CF New York Variant or similar reference rates, providing capital efficiency, hedging tools, and exposure without needing to hold the underlying tokens. Offered in a CFTC-regulated environment for transparency, security, and reduced counterparty risk.

This move reflects growing institutional interest in a broader range of cryptocurrencies beyond just BTC and ETH, as CME continues to build out its crypto suite amid record volumes in its derivatives products. This expands CME’s crypto suite beyond Bitcoin, Ether, XRP, and Solana, signaling deeper mainstream acceptance and infrastructure for risk management.

These CFTC-regulated, cash-settled futures with standard and micro sizes provide hedge funds, asset managers, and other institutions a secure, transparent way to gain exposure, hedge positions, or speculate without holding the underlying tokens. This lowers barriers via micro contracts and could enhance overall liquidity and price discovery over time.

CME’s strict listing criteria imply these projects meet thresholds for maturity, liquidity, and compliance— a credibility signal that often attracts more capital long-term.

Hedging and Capital Efficiency Tools

Traders now have better options for managing risk in volatile altcoin markets. Futures enable strategies like basis trading, calendar spreads, or portfolio hedging, potentially stabilizing prices by reducing reliance on unregulated spot/perps markets. CME’s track record shows these products can drive sustained volume growth—crypto ADV hit records in 2025, and this expansion supports further diversification.

Immediate price responses have been underwhelming or “sell-the-news,” influenced by broader market dynamics e.g., weak risk sentiment, ETF outflows, macro data like US CPI. ADA: Saw a short-term relief rally pre-launch but remains under pressure; trading around $0.26–$0.27, down significantly from earlier 2026 highs; some reports note bearish trends with ~34% drop since mid-January announcement.

LINK: Stabilized near $8.50–$9.00 post-launch, with minor gains in some sessions but overall down in the risk-off environment. XLM: Similar modest declines or flat performance amid altcoin weakness. Futures enable both long and short exposure, so they don’t guarantee bullish pumps and can increase short-term volatility if large players build positions.

This is viewed as a “watershed moment” for altcoin derivatives, reflecting growing institutional interest beyond BTC/ETH. It could improve mainstream adoption, attract more sophisticated capital, and support better price stability through regulated venues. CME’s push positions it as a leader in crypto derivatives, potentially benefiting ecosystem growth for Cardano, Chainlink, and Stellar.

While positive for infrastructure, crypto remains volatile—macro factors, sentiment, and leverage unwinds can overshadow listings. Early indicators to monitor: trading volume, open interest buildup, bid-ask spreads, and basis convergence on CME.

If these ramp up steadily, it reinforces bullish implications; otherwise, short-term chop or downside pressure could persist. This development is viewed as bullish for the listed assets, potentially improving liquidity, price discovery, and mainstream adoption while enabling better risk management for traders.

After Farcaster Acquisition, Cofounders and Team Join Tempo 

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Dan Romero, co-founder of the decentralized social protocol Farcaster, has joined Tempo, a blockchain project focused on stablecoin-based payments.

Both Farcaster co-founders — Dan Romero and Varun Srinivasan — are making the transition, along with much of their team from Merkle the company behind Farcaster. This follows the recent acquisition of Farcaster by Neynar (a developer tools startup for the protocol) in late January 2026.

After the sale, the founders and team stepped away from Farcaster leadership. Tempo is a layer-1 blockchain incubated by payments giant Stripe and crypto VC firm Paradigm. It’s designed to enable fast, low-cost, and transparent global payments using stablecoins, positioning itself as an alternative to traditional cross-border systems.

The project has attracted significant attention and funding — including a $500M Series A round at a $5B valuation as reported in late 2025 contexts— and is gearing up for a broader launch later in 2026.

Dan Romero stated: “Stablecoins are a generational opportunity and I’m excited to work with Matt Huang, Gakonst and the rest of the team to make them mainstream.” He emphasized building a “fast, inexpensive and transparent” global payments network. Varun Srinivasan echoed similar enthusiasm for creating accessible international payment infrastructure via stablecoins.

Paradigm’s Matt Huang welcomed the team, highlighting the addition of this talent to Tempo. This shift reflects a broader pivot in the crypto space: moving from decentralized social media where Farcaster aimed to create an open “town square” but faced adoption challenges toward payments infrastructure, which many see as crypto’s stronger near-term path to mainstream adoption.

Stablecoins are viewed as a key driver for real-world use cases like remittances and global transfers. Tempo has been stacking high-profile talent ahead of launch, and this addition strengthens its position in the competitive stablecoin/payments blockchain landscape.

Farcaster represented one of the most ambitious attempts at decentralized social media (“a truly open town square”), but it struggled with scaling user adoption beyond niche crypto communities despite strong technical foundations and hype.

The founders’ exit after Neynar’s acquisition and their immediate jump to Tempo signals a broader industry recalibration: many top builders now view payments and financial infrastructure as crypto’s killer app, rather than social protocols. Stablecoins enable real-world utility without the volatility of speculative tokens.

This aligns with growing stablecoin volumes already trillions in annual settlement and positions payments as the sector likely to drive the next wave of adoption over experimental social layers.

Tempo, a Layer-1 blockchain incubated by Stripe with its massive fiat payments expertise and Paradigm, is already heavily funded and talent-stacked. Adding Romero as reportedly COO and Srinivasan as CTO, plus the Merkle engineering team, creates a “revenge of the nerds” or “Avengers”-level roster.

This bolsters Tempo’s credibility in execution, especially for building user-friendly, scalable stablecoin rails that integrate with traditional finance. It accelerates Tempo toward a mainnet launch later in 2026, potentially outpacing competitors in the stablecoin L1 space.

The move reinforces stablecoins as a “generational opportunity” per Romero’s announcement. By leveraging Stripe’s payment rails and Paradigm’s crypto insights, Tempo aims to create a transparent, low-cost global network that challenges legacy systems.

Success here could mainstream crypto for everyday finance, attracting institutional flows and regulatory goodwill. It also highlights talent migration toward utility-driven projects over hype-driven ones, potentially pressuring other sectors to adapt or consolidate. The protocol lives on under Neynar (focused on developer tools/infra), but losing its founders and core team could slow momentum unless new leadership innovates.

Community buzz on X already treats Tempo as a high-potential “Tier-1” project with testnet activity (faucets, domains, contracts, NFTs, Superboard tasks). The high valuation and talent influx fuel expectations of significant rewards for early participants, though nothing is confirmed.

Top builders pivoting to payments could accelerate innovation in AI-agent economies and programmable finance, while signaling that crypto’s “social experiment” phase may be maturing into infrastructure buildout.

This isn’t just a team switch—it’s a high-profile endorsement that stablecoin payments are where serious capital, talent, and incumbents (Stripe) are converging for crypto’s real-world breakout. Tempo now looks even more formidable in a competitive field, and the founders’ involvement could be a catalyst for faster progress toward mainstream global finance onchain.

French Arrests 6 Suspects Linked to a Crypto Ransom Demand

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French authorities have arrested six suspects in connection with the kidnapping of a 35-year-old magistrate and her 67-year-old mother, in a case linked to a cryptocurrency ransom demand.

The incident occurred in southeastern France initially reported in the Isère department, with victims later found in the Drôme region. The two women were abducted from their home overnight around Wednesday night into Thursday, early February 2026, held captive for approximately 30 hours in a garage, and threatened with physical mutilation unless a ransom was paid in cryptocurrency.

The ransom targeted the magistrate’s partner, who is reportedly a cryptocurrency entrepreneur. No ransom was ultimately paid, as the victims managed to escape or raise the alarm, and they were discovered injured but alive on Friday morning.

French police, under the Lyon prosecutor’s office, carried out the arrests over the weekend leading up to February 8-9, 2026: Four men and one woman were detained initially some overnight, others on Sunday morning. A sixth suspect, a minor referred to as a child or minor in reports, was arrested Sunday afternoon.

The Lyon prosecutor, Thierry Dran, confirmed the details to AFP. This appears to be part of a broader trend in France, where cryptocurrency-related kidnappings and extortion attempts targeting wealthy individuals or their families have increased in recent years, including a major operation in 2025 that led to over 20 arrests in similar cases.

This latest case highlights ongoing concerns about crypto-linked crimes in the country, though the suspects’ motives and full backgrounds remain under investigation. Swift police response demonstrates improved capability in handling these cases.

The victims escaped or raised the alarm after ~30 hours without ransom payment, leading to rapid arrests over the weekend. This follows larger operations, such as over 20-25 arrests in 2025 related to similar plots targeting Ledger co-founder David Balland, where mutilation occurred.

Under French law, kidnapping by an organized gang with threats of mutilation/torture for ransom can carry life imprisonment. The involvement of a magistrate (a judicial figure) adds gravity, possibly influencing harsher prosecution or public scrutiny.

Inclusion of a minor among suspects raises questions about recruitment tactics, possibly by organized crime groups exploiting vulnerable youth. This incident fits into a surging pattern since 2023-2025, with France seeing repeated kidnappings/extortions targeting crypto entrepreneurs, investors, or their families often parents, partners, or children.

Ledger co-founder abducted, finger severed, multimillion-euro crypto ransom demanded. May 2025: Attempted daylight abduction of a crypto CEO’s daughter and grandson in Paris. Other cases involving retirees or relatives, with threats of extreme violence.

Reports indicate at least 10+ cases in early 2026 alone in some accounts, part of a global rise. Criminals exploit crypto’s perceived advantages: quick, borderless transfers and lower scrutiny than traditional banking.

Heightened vulnerability for anyone in the crypto space — even indirect connections like a partner’s job can make families targets. This has led to fear in France’s crypto community, with some executives hiring bodyguards, boosting security, or debating self-defense options.

Real-world dangers of digital wealth: Unlike anonymous cash, visible crypto success via social media or leaks attracts violent crime. Data breaches, alleged links to platforms like Waltio may fuel targeting. Authorities and experts see this as a signal of escalating risks, potentially leading to enhanced employee vetting, data protection in crypto firms, and compliance scrutiny.

Some in the industry argue EU crypto regulations inadvertently expose holders by creating traceable data trails, while others call for more anonymity to deter targeting. Potential boost to specialized insurance and security services for high-net-worth crypto individuals.

These crimes contribute to perceptions of insecurity and could slow crypto adoption or investment in France if violence persists. However, successful interventions like this arrest may deter copycats and show that such plots often fail (no ransom paid here, victims rescued).

While this case ends positively with arrests and no payout, it underscores crypto’s dual nature: innovation alongside physical peril from illicit actors viewing digital fortunes as “easy” high-value targets. French officials continue prioritizing these investigations to curb the trend.

Bitmine Pursuing an Ethereum Treasury Strategy Called “Alchemy of 5%” 

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Bitmine Immersion Technologies (NYSE American: BMNR) chaired by Tom Lee of Fundstrat fame, is aggressively pursuing an Ethereum treasury strategy they call the “Alchemy of 5%” — aiming to hold 5% of Ethereum’s total supply as a long-term reserve asset.

As of press release: They hold 4,325,738 ETH. This represents 3.58% of Ethereum’s circulating and total supply stated as approximately 120.7 million Ethereum of that, about 2.897 million ETH roughly $6.2 billion at the time, when ETH was priced around $2,125 is staked, generating significant yield — they project scaled annual staking rewards could exceed $374 million once fully optimized via their upcoming MAVAN validator network (targeted for Q1 2026 launch).

They added 40,613 ETH ~$83–84 million in the prior week alone, even amid a market pullback where ETH had dropped sharply from 2025 highs. Total crypto + cash + other holdings: ~$10 billion including 193 BTC, cash reserves of ~$595 million, and smaller “moonshot” investments.

This positions Bitmine as the largest known corporate and institutional holder of ETH by a wide margin, outpacing others and steadily absorbing supply through OTC purchases via platforms like FalconX and BitGo to minimize market impact.

Despite sitting on substantial unrealized/paper losses estimates around $7–7.5 billion due to higher average acquisition costs from earlier buys, often above $4,000/ETH, the company views dips as attractive entry points, citing Ethereum’s fundamentals and utility in finance/DeFi/staking.

On X this update has been widely shared and discussed, with users noting the concentration of supply in one entity’s hands and parallels to Bitcoin treasury plays. If you’re tracking this for investment, market impact, or staking implications, it’s a notable development in institutional ETH adoption — though it also highlights risks in such concentrated holdings during volatile periods.

ETH price has been under pressure lately trading around $2,000–$2,100 in recent reports, but Bitmine continues accumulating. This positions Bitmine as the largest known corporate Ethereum treasury holder, with over 72% progress toward its ambitious “Alchemy of 5%” goal of controlling 5% of the supply long-term.

Bitmine removes substantial ETH from active trading circulation. With ~2.9 million ETH already staked generating ~$202–374 million in projected annualized rewards once fully optimized via their Q1 2026 MAVAN validator network, this locks up tokens further.

Combined with broader trends ~45% of ETH locked/staked or illiquid per recent analyses, plus ETF holdings at ~10%, it tightens overall available supply. This could amplify upward price pressure if demand rebounds, creating a reflexive dynamic similar to Bitcoin’s treasury plays.

Bitmine’s massive staked position ~$6.2 billion at ~$2,125/ETH enhances Ethereum’s proof-of-stake security by raising the economic cost of attacks. As one of the largest single stakers, it contributes meaningfully to validator diversity and protocol-level yield, signaling strong long-term confidence in Ethereum’s utility.

Tom Lee’s high-profile involvement with his history of bullish calls and Bitmine’s “buy-the-dip” stance frame current weakness ~62% drawdown from 2025 highs, ETH ~$2,000–$2,125 as a recurring historical pattern leading to “V-shaped” recoveries.

This reinforces Ethereum as a macro asset with fundamentals (record daily transactions ~2.5M, active addresses ~1M) outpacing price action, potentially attracting more corporate/treasury interest. Staking provides real cash flow ($1M+ daily potential at scale), turning the treasury into a “cash flow machine” with no debt and substantial cash reserves ($595M earning yields), buffering volatility better than pure speculation.

One entity controlling 3.58% and aiming for 5% introduces centralization worries. While Ethereum’s design distributes validators globally, a mega-holder like Bitmine could influence network dynamics if it ever rotates or faces distress; though zero debt and cash reserves mitigate forced selling.

In thin liquidity environments, this could lead to amplified volatility or “air pocket” downside on any distribution signals. Bitmine sits on massive paper losses ~$7–8 billion, average cost ~$3,800–$3,826/ETH vs. current ~$2,100–$2,125.

Prolonged weakness could pressure BMNR stock (already volatile), raise dilution concerns from fundraising, or force scrutiny on governance/risk management. Public markets punish single-asset bets gone wrong more harshly than diversified plays.

Heavy buying has absorbed supply during the pullback, but if accumulation slows or stops, reduced marginal demand could expose thinner liquidity. Some observers note parallels to past whale concentrations that reshaped flows—positive when accumulating, but risky if sentiment shifts.

This mirrors Bitcoin treasury strategies but on a more yield-focused asset. Success hinges on ETH’s recovery; failure could dent confidence in corporate crypto treasuries overall. This development highlights accelerating institutional conviction in Ethereum as a reserve/treasury asset, especially amid volatility viewed as “a feature, not a bug.”

It reduces liquid supply, bolsters staking economics, and could catalyze upside in a rebound—but it also concentrates power and amplifies downside risks if the macro or ETH narrative sours. Bitmine continues viewing dips as opportunities, with the market watching closely for whether this becomes a dominant supply sink like certain Bitcoin accumulators.