Explore the habitats around you with an activity that takes kids out of the classroom to learn about the local variety of habitats and the living things that call them home. In small groups, scholars investigate their surroundings,...

Tired of waiting for hot water? Groups of three determine the efficiency of an electric water-heating device. They calculate the amount of energy it takes to heat the water and the theoretical amount of energy required to heat the water....

The DNA in our cells contains our "blueprints," but it's the proteins in our cells that do most of the work. The Human Genome Project has allowed us to start reading the blueprints, but we still don't understand what most of the proteins...