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Modeling Limits to Cell Size
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This investigation provides learners with a hands-on activity that simulates the changing relationship of surface areas-to-volume for a growing cell.
Light on Other Planets
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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
Earth Walk
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In this hands-on and feet-on excursion, learners take a science walk to visualize the planet's immense size and numerous structures, without the usual scale and ratio dimensions found in most textbook
Introduction to Ocean Zones
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In this activity, learners will create a diagram of the ocean zones and determine what organisms live in each zone.
Colors of Stars
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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.
The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.