Lesson 21: Clothespin Catapult
Ancient people teach us a thing or two about energy when they laid siege to an enemy town. Although we won’t do this today, we will explore some of Read More…
Ancient people teach us a thing or two about energy when they laid siege to an enemy town. Although we won’t do this today, we will explore some of Read More…
Cryptarithms are a puzzle where the digits are replaced by letters or symbols. When the numbers are replaced by letters of the alphabet and it spells Read More…
We’re going to make a quick and easy drawing machine that will teach your kids about the conservation of energy! By storing energy in the rubber band Read More…
Having trouble with your 6, 7, 8, and 9 multiplication tables? Sneak a peek at this nifty trick for multiplying single digits together. All you need iRead More…
If you’re scratching your head during math class, wondering what you’ll ever use this stuff for, here’s a cool experiment that shows you how scientistRead More…
This is a really neat game invented in 1967 by two mathematicians that was soon after published in Scientific American, where it caught fire with peopRead More…
Did you love the content in this section? If so, then I highly encourage you to check out my award-winning online science program called e-Science! ItRead More…