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Why Doesn’t the Ocean Freeze?

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In this activity, learners explore how salt water freezes in comparison to fresh water.
1 cent - $1 per group Ages 6 - 14 1 to 2 hours

Gravity Fountains

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This activity (located on page 3 of the PDF under GPS: Glaciers Activity) is a full inquiry investigation into the forces of gravity and air pressure.
1 cent - $1 per group Ages 8 - 14 1 to 2 hours

It's a Gas, Man

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In this activity, learners discover if carbon dioxide has an effect on temperature.
1 cent - $1 per group Ages 6 - 14 1 to 2 hours