American Museum of Natural History
What's the Big Deal About Water?
It may seem simple, but water is one of the most unique substances on Earth. An interactive online lesson describes its properties and importance in so many different situations. Learners interact with the lesson to learn the role water...
Ducksters
Ducksters: Science for Kids: World Biomes and Ecosystems
Kids learn about the world's biomes and ecosystems. The network of life and biodiversity needed for all to survive.
Science Museum of Minnesota
Science Museum of Minnesota: Thinking Fountain: Habitat
Explore the basics of a few habitats and then create an ecocolumn--a simulated cross-section of a biome such as a rain forest--with your own environment.