Herff Jones Education
Chemical Energy
Provide the class with a quick lesson on chemical energy as they are assisted in creating hot and cold packs to demonstrate energy transfer between objects. They observe the energy change in matter as it transforms and distinguish...
NASA
Ripening of Fruits and Vegetables
How long do fresh foods last in space at the International Space Station? Which foods perish quicker than others? How can astronauts preserve their foods to make them last longer in space? Young scientists test the rates at which some...
NOAA
Understanding Food Chains and Food Webs
Jump into an exploration of marine ecosystems with the first lesson in this four-part series. After first learning about crustaceans, mollusks, and other forms of sea life, young marine biologists view a PowerPoint presentation that...