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In this activity, learners observe colors in the flame of a burning candle to explore connections between matter, light, color and temperature -- basic concepts of matter and energy.

In this activity, learners will create a diagram of the ocean zones and determine what organisms live in each zone.

In this activity, learners work in groups to create a time line representing significant moments in their lives.

This investigation provides learners with a hands-on activity that simulates the changing relationship of surface areas-to-volume for a growing cell.

Learners build simple catapults and use them to launch cotton balls.

In this activity, learners create a model using metric measuring tapes and atmosphere composition data.

In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe