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Robert G. Hoehn

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Stand Alone

Daily Warm-ups For Earth Science (Daily Warm-Ups Science Series Ser)
Simple Biology Investigations
Solving Coaching Problems Strategies for Successful Team Development
The World of Crystals, Minerals, and Rocks
Illustrated Treasury of General Science Activities
Science Starters! Over 1000 Ready-to-use Attention-grabbers that Make Science Fun for Grades 6-12
Earth Science Curriculum Activities Kit