SCIENCE DEMONSTRATION OF ENZYME BROMELAIN - Why Fresh Pineapple Cannot Be Used in Jello: Have you even tried to make Jell-O with fresh pineapple in it? If so, you've been disappointed. Here's why, with a simple classroom demonstration for teaching about enzymes.
Whale Blubber Experiment Many animals live their lives in extreme weather conditions. Blue whales, for example, migrate between warm breeding waters and cold feeding waters near Antarctica and in the Arctic. How do whales and other animals stay warm in very cold water and climates? Find out with this easy science demonstration that uses only common household items.