In this pearls instructional activity, students read how an oyster creates a pearl from an irritating substance. Then students complete 5 short answer questions.
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Using Environmental Models to Determine the Effect of Acid Rain on an Ecosystem
Demonstrate to your middle school science learners how chalk breaks down in a weak acid. Discuss what affects acidic rain might have on ecosystems. Lab groups then choose one of two questions: "How does acid precipitation affect an...
7th - 8th Science
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
Photosynthesis, Respiration, and the Carbon Cycle
Provide your class with the opportunity to view our carbon cycle close up. Young scientists research the cycle of oxygen as it completes the tasks of photosynthesis and respiration. They explore the importance of carbon in an ecosystem...
7th - 12th Science
The Loathsome, Lethal Mosquito
Mosquitos: they are annoying, cause pain and discomfort, and are some of the most prolific disease carriers in the animal kingdom, so why don't we simply eradicate them? In a short video, explore some of the different ways mosquitos can...
3 mins 7th - 12th Science CCSS: Adaptable