By Ariel Marcy, 26 February 2025
Sailboats use the wind to push them along, and motor boats have a propeller. This little boat is powered by something else – soap!
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By Nat, 17 December 2013
Wishing all our readers a very happy holiday season, thank you for your support this year. Don’t forget we have loads of DIY science activities on this blog to try over the holiday break.