The shape squisher
Explorers (Foundation), mission E3 Strong & Steady, lesson 1 of 6.
Hook
Squares and triangles: which shape is the strongest? Let’s squish them!
Fair test
Press each corner with one finger. Which shape bends? Which stays strong?
Bonus challenge
Add one extra beam to the square. Can you make it strong too?
The build
Shape Squisher: A square frame and a triangle frame side by side on one base. Press the corners: the square folds flat, the triangle does not.