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In this fun hands-on activity learners explore a simple machine: the lever. What happens to a load when you multiply the length of a lever? Find out here!

Learners manipulate opaque, sealed boxes and attempt to determine their interior structures. Each box contains a moving ball and one or more fixed barriers.

In this great hands-on activity, learners use patterns to make a teepee from newspaper that they sit inside.

Learners observe the outside and inside of raw chicken eggs, record descriptions, and hypothesize what will happen when a facilitator drops an egg on the floor.

In this interactive board game, learners "hire" different types of scientists to help canine character Ruff Ruffman solve unusual problems.