Are spiders related to crabs? Study the order of arthropods with a reading selection about animal diversity. It provides details about each class within the order, as well as vivid pictures and explanatory charts. 

The teacher edition of a textbook chapter on Act 4 of The Tragedy of Julius Caesar. Students will analyze the plot, make and verify predictions, and analyze characters. Includes explanations of vocabulary with accompanying text from the...

E learning text offers information on measuring income distribution with the Lorenz Curve. Site presents charts and data for one to use in order to construct or analyze a Lorenz Curve.