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3–5 Sunday, October 25, 2026 · 8 min

Grade 3-5: AI teammates beat the Ender Dragon, a 9.8-second cube robot & 7 billion passkeys

RoboticsAIOnline PrivacyOnline Safety

About This Episode

This week on TechCheck for grades 3–5: university students in New Zealand built a robot that solved a 4x4 cube in 9.806 seconds, and Guinness still has to confirm it (word of the day: MECHATRONICS); four AI agents wrote their own code, split up jobs by chatting, and beat Minecraft's Ender Dragon after 27 hours (AGENT); Canada's new Children's Privacy Code says location tracking should start off and profiles should be private, and teens helped write a kid-friendly version (PRIVACY); INTERPOL's new campaign says Wait. Validate. Don't Take the Bait. (DEEPFAKE); and about 7 billion passkeys now let people sign in with a face, finger or PIN (PASSKEY). Vocabulary-rich and discussion-ready. IN THIS EPISODE

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Teach with this episode

A reusable 3–5 worksheet and a copy-your-own Google Form. Same template every week, so students learn the routine once.

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Watched it? Now play it.

5 quick polls, a story-of-the-week vote, and a 4-question quiz. Answers are anonymous and count toward your class on the grade-band leaderboard. Open until November 1.

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