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.

This interactive animation, with voiceover narration and clear diagrams, demonstrates how a type of nanotechnology called a microcantilever can be used to determine the presence of infectious agents in cow's milk.

An introduction to a type of three-dimensional shape called a polyhedron. See examples and play with an interactive animation, showing the faces, vertices, and edges of pyramids, which are a type of polyhedron.

Learn about platonic solids, a special type of polyhedra. Read a definition, make three-dimensional models using printouts, and play with an interactive animation, which will show you the faces, vertices, and edges on platonic solids:...

A complete reference guide to types of triangles and triangle perimeter and area. It provides definitions and interactive animated activities that enhance further explanation.

An interactive site that explores the elements and principles of visual art through the artist's toolkit. This lesson is on types of lines and the artwork studied is Franz Marc's Tiger. The animation shows the arrangement of the lines.

This resource gives an introduction to the theory of plate tectonics. It also has animations of four types of plate boundary interactions (convergent, divergent, transforming, collisional).

Learn all about the twenty named species of armadillos. Browse through pictures of many of the species while learning about the natural history of this animal. Also includes facts, taxonomy, scientific research, and information on human...

View a short clip of migrating geese and discover interesting facts about why geese migrate and animated pictures of the different kinds of geese n the USA. Coupled with this great information is an interactive game of concentration that...

This is a sample lesson on electromagnetism. It includes animated diagrams, interactive exercises, an audio option for reading the text, and comprehension questions throughout where students can type their answers or pick from...