How To Keep Gelatin From Melting
Students investigate the concept of heating and prevention of temperature increase while they design a platform made to hold gelatin that is exposed to heat from melting. Students make observations and rate the effectiveness of their designs.
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Design Challenge: How to Keep Gelatin from Melting
The inside of the spacecraft Messenger, which explores Mercury, will experience temperatures from 32 to 91 degrees Fahrenheit. In the final installment of a series of four space-related activities, groups spend time discussing and...
5th - 8th Science CCSS: Adaptable
Using Chemical Change to Identify an Unknown
If you discover an unknown powder, how do you determine if it is safe? Lesson uses four different tests to identify the properties of various powders that appear the same. Then scholars get an unknown powder and have to determine which...
6th - 8th Science CCSS: Designed
New Review The Cost of Electricity
Does it cost more to use an electric range or a refrigerator for an hour? Scholars learn how to calculate the cost of electricity in a variety of household appliances. The focus is on the calculations and understanding that even when...
6th - 12th Science CCSS: Designed
Energy for Life (Energy from Food)
Energy comes in many forms, but how do living things get the energy they need to survive and thrive? In a simple, controlled experiment with yeast, water, and sugar, groups make observations about how yeast reacts with water alone, then...
3rd - 12th Science CCSS: Adaptable
Learning from Smallpox: How to Eradicate a Disease
Throughout history, humans have been forced to overcome diseases that have threatened the survival of our species. This short instructional video focuses on one such disease—smallpox, the first and only disease to be completely...
6 mins 7th - 12th Science CCSS: Adaptable