Young geologists piece together the puzzle of plate tectonics in an earth science lesson. Given a physical map of the world, they search for land formations that indicate the location of different types of plate boundaries.

Young scientists learn about plate tectonics and the three different types of faults (normal, reverse, and strike-slip) using foam models. The activity also covers common types of locations where these faults are found.

Learn about the animal kingdom including an in-depth look at body characteristics, reproduction, types of cells, ways they obtain food, and evolutionary relationships. Many illustrations and nine interactive activities are included.

This site from the Canadian Museum of Nature, a natural history museum, provides short information blurbs and fun facts on over 240 different common animals categorized by type (mammals, fish, reptiles, invertebrates, amphibians,...

A reference guide to obtuse triangles. It provides a definition and interactive animated activity that enhances further explanation.