[Free Registration/Login Required] Students read about endangered animals and a zoo that is working to try to help them. A question sheet is available to help students build skills in cause and effect.

This newspaper article deals with a curious geological phenomenon which occurs in Death Valley. After you read the article, test your understanding by answering the multiple choice questions.

After reading this Tampa Tribune article by Jan Hollingsworth, respond to the multiple choice questions to see if you have understood. Immediate feedback.