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Un coche a reacción y otros experimentos
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Provides instructions for simple experiments in such areas as light, mass, and energy, and answers questions about what the experimenter wants to prove, what materials are needed, how do do it, and what has occurred and why.
- ● 71% match for you
- ● children's books, science & technology
the long version
Provides instructions for simple experiments in such areas as light, mass, and energy, and answers questions about what the experimenter wants to prove, what materials are needed, how do do it, and what has occurred and why.
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