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Astronomy helps students discover the universe, question whether or not there may be life on other planets in the solar system, see how gravity works and unders

Astronomy helps students discover the universe, question whether or not there may be life on other planets in the solar system, see how gravity works and unders

Explorations in Environmental Science. These easy-to-use, hands-on explorations are just what you need to get your science curriculum, and your students, into a

Matter and Motion. These easy-to-use, hands-on explorations are just what you need to get your science curriculum, and your students, into action!