TH06110027
TELL ME WHY: GEMS METALS AND MINERALS
Answers questions such as "What is erosion?" "How many different kinds of rocks are there?" "What is coal?" "What is an alloy?"
Reviews
~ "This series may be one of the video industry's best resources for supplementing a child's education." - The Washington Post
~ 3 1/2 Stars! - Video Rating Guide for Libraries
~ 4 Stars! - Children's Video Magazine
Awards
~ The Award of Excellence - Film Advisory Board
~ Silver Honors winner - Parents' Choice
DVD
Grades 1-6
30 minutes
1991
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