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Build your own version of a favorite carnival game, in which a marble races down a maze consisting of rows of nails.

Make a one-string "guitar" by stringing a cup with some fishing line. You amplify the plucking of the string by placing a piezo contact microphone and mini battery powered amplifier inside the cup.

In this activity, learners build a machine made of craft sticks to multiply the levering motion of their hands and create a device that bends and extends.

In this math activity, learners read "The Button Box" by Margarette S. Reid and then make their own button boxes filled with different buttons.

In this family or group inquiry activity, learners use their senses to explore a local forest or woodland.

In this activity (page 4 of the pdf), learners build a model of a tide pool, using chicken wire, paper mache, and other craft materials.

In this activity, learners construct a device that allows them to view 2-D images in 3-D.

In this math lesson, learners explore and investigate measurement using standard and non-standard units.