Pack It Up
Middle schoolers watch a video on food preservation. They research what happens to items that cannot be recycled locally.
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New Review Can it Really Rain Fish and Frogs?
You've heard of it raining cats and dogs ... but what about fish and frogs? It turns out, one scenario is much more likely than the other! Intrepid weather investigators examine the curious behavior of waterspouts using a leaf blower,...
6th - 12th Science
When is a Wind Farm a Good Investment?
When will a wind farm pay for itself? Individuals calculate the anticipated annual revenue for two proposed wind farms. By comparing the number of years it takes to pay back the initial investment, they determine which site makes the...
6th - 12th Math CCSS: Adaptable
Temperature Changes in Dissolving
Alia-Seltzer tablets cause a very obvious chemical change, but do they also cause a temperature change? Each class member explores hot/cold packs, discussing how these temperature changes occur. Groups then design and carry out their own...
6th - 8th Science CCSS: Designed
The Chemistry of Cold Packs
How can it take water hours to freeze, but a cold pack can go from room temperature to near freezing in an matter of moments? Find out with this short video that explores the endothermic reaction that make these modern marvels possible.
5 mins 7th - 12th Science CCSS: Adaptable