Show what you know about polar bears with a 10-question crossword puzzle. Questions pertain to a polar bears' habitat, food source, and more!

Learners create time-lines of tow major eruptions and use this information to determine what happens during an eruption.  In this volcano lesson students read information about previous eruptions and create a time line. 

[Free Registration/Login Required] This resource provides several links to elementary information about the Solar System. Students and teachers will find charts, graphs, crossword puzzles, word searches, report forms and more.