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Learners investigate the concept of humidity by using a dry and wet sponge as a model. They determine a model for 100% humidity, a sponge saturated with water.

This is a simple activity fully driven by imagination. Using materials from the home, toys, or items from nature, learners create their own world to play with.

In this activity, learners make a 3-D model of DNA using paper and toothpicks. While constructing this model, learners will explore the composition and structure of DNA.

No glue is needed for learners of any age to become marshmallow architects or engineers.

Learners build a model of the planets in the solar system. In their model, the planets are spaced in their relative distance from the Sun.