Blog: 2025-10-23: Revision history

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23 October 2025

  • curprev 21:1121:11, 23 October 2025Razzi talk contribs 2,214 bytes +2,214 Created page with "More #science ideas * make a dam in a sandbox and flood it * make an origami cube * Solve a mystery: use clues like secret code, fingerprinting, evidence, invisible ink, use cup as amplifier * phase changes: water, wax, butter?? * measure the wind * design your own board game * make a choose-your-own adventure book * rubber band whirlygig * what is matter made of - rocks, plants * gyroscope * gear ratios & mechanical advantage * typewriter * microscope * models - how the..."