Leslie Johnstone – författare
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1 produkter
Science Around the World
Travel through Time and Space with Fun Experiments and Projects
Av Shar Levine, Leslie Johnstone
Häftad, 1996
124 kr
Lägg i varukorg
Join the international community of scientists and explore theworld's most exciting discoveries . . . Build a simple machine like the ancient Egyptians might have usedto build the pyramids. Construct your own rocket thrusters tosimulate those used by U.S. astronauts. Make your own paper using …
