Give your toddlers the joy of launching their own “snowballs” and exploring basic engineering concepts with this DIY snowball catapult! My kids spent hours on this fun winter STEM activity; I hope ...
TO KINETIC ENERGY IN THE BLINK OF AN EYE. CATAPULTS ARE A BATTLE WEAPON DATING BACK TO MEDIEVAL TIMES, AND NOW THAT SAME CONCEPT SHAPES OUR DAY TO DAY LIVES. FIRST WARNING METEOROLOGIST MARQUISE MEDA ...
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