MathXplosion - Gr 1-4 Math
Folded Paper, Hopping Frog
Here's a "ribbetting" experiment. Turn a two-dimensional flat sheet of paper into a three-dimensional hopping frog. You don't have to be a mathemagician to make a frog... but you do have to be a princess to make a frog turn into a prince! It's not magic... it's math!