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In this activity, learners make plates levitate! Learners build "hovercrafts" using simple materials to explore friction and motion.

In this playful, goopy activity, learners mix two liquids to create a solid (that sometimes acts like a liquid ), using basic household materials such as borax and glue.

In this activity learners compare the bounciness of warm and cold racquetballs to see if temperature makes a difference in how well they bounce.

In this design challenge, learners build a boat that paddles itself using a rubber band as its power source.

In this engineering activity, learners design their own board games.

In this activity, challenge learners to design a roller coaster ride for a marble using cardboard and other simple materials.

In this hands-on activity, learners build their own kaleidoscopes and explore how light can reflect of off surfaces such as mirrors, to produce beautiful patterns.

In this activity, learners make an optical illusion toy from the 1800s to explore persistence of vision.