A useful science resource about many ocean habitats and the adaptions fish have to survive there. Design your fish to thrive in the habitat & have the computer check its survival rate.
2,100 math, science & finance videos with interactive practice questions. Bill Gates has "adopted" the Kahn Academy and donated money toward its development. The videos explain basic concepts of a variety of subjects in 10 to 12 minutes. The point seems to be that the basic idea or function is explained in a concise, focused manner.
View the universe from your computer by linking to the best ground and space telescopes. Check out the lesson plans available in the Educator Resources link from the Experience It drop-down menu.
Science interactives exploring continental drift throughout history, plate action, the rock cycle, the spheres of the Earth, heat & pressure, and more.