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Math Fair Grade Level: Elementary

Die Hard

In the movie Die Hard, 4L of water must be weighed, and if incorrect, the fountain from which the water is drawn will explode, killing…

Counting Polyominoes

Polyominoes are shapes that are made by gluing identical squares along their edges. A domino is a shape made from two squares glued along an…

Connect the Dots

Circuit boards are made by imprinting a conducting metal like copper on a non-conducting material like fibreglass. If it were not for circuit boards, connections…