Brainteasers

These brainteasers can help you develop your creative thinking, an important skill for inventors. In each puzzle, you will rearrange sticks to accomplish a certain goal. To move the sticks, just click and drag them from one spot to another. Try to solve each puzzle in the least number of moves possible.

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Goal Post
This goalpost is upside down! Rearrage the sticks so that the goal-post is right side up and the football is inside. Try to do it in just two moves.

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Triangles
Reposition three sides from the figure below to get five triangles. See if you can do it in just three moves!

Hint: All five triangles won't be the same size.

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Predator & Prey
You have 15 seconds to rearrange the sticks so that the fish is facing in the opposite direction. Can you solve it with only three moves?