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This is a quick activity (on page 2 of the PDF under Butterfly Wings Activity) that illustrates how nanoscale structures, so small they're practically invisible, can produce visible/colorful effects.

Coins are everyday objects which tell a lot about the people who use them.

In this activity, learners build a musical drum using a cardboard tube, plastic wrap, and beads.

This resource contains ideas and brief instructions on how to build animals out of construction paper and other simple materials.

Learners write a message in Braille using beans to form the patterns of dots. Learners glue beans in place, and then challenge another learner to read the message.

In this activity, learners build a slide whistle using PVC pipe, bamboo skewer, and piece of foam. Construction of the instrument is relatively simple.

In this story time program, young learners listen to the Dr.

Learners use M&Ms® (or any other multi-color, equally-sized small candy or pieces) to create a pie graph that expresses the composition of air.

In this activity about light and perception, learners create pictures in thin air.

In this activity on page 8 of the PDF, learners make a slimy substance very similar to mucus, and sprinkle it with glitter to imitate the way that allergens are trapped.

This fun activity uses simple materials such as milk cartons and mirrors to introduce the ideas of optics and visual perception.