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Screws Keep Things Secure: Simple Machines for Kids
Andi Diehn Livre numérique Kobo
8,73 $
6 formats offerts

Wedges Make a Point: Simple Machines for Kids
Andi Diehn Livre numérique Kobo
8,73 $
3 formats offerts

Levers Lessen the Load: Simple Machines for Kids
Andi Diehn Livre numérique Kobo
8,73 $
3 formats offerts

Wheels Make the World Go Round: Simple Machines for Kids
Andi Diehn Couverture rigide
26,95 $
3 formats offerts

Electricity: Circuits, Static, and Electromagnets with Hands-On Science Activities for Kids
Carmella Van Vleet Couverture rigide
29,95 $
3 formats offerts

Crazy Contraptions: Build Rube Goldberg Machines That Swoop, Spin, Stack, And Swivel: With Hands-on Engineering Activities
Laura Perdew Couverture souple
22,95 $
3 formats offerts

Inclined Planes Ramp It Up: Simple Machines for Kids
Andi Diehn Livre numérique Kobo
8,73 $
3 formats offerts

Fairground Physics: Motion, Momentum, and Magnets with Hands-On Science Activities
Angie Smibert Livre numérique Kobo
14,99 $ Réduction sur le prix courant 16,22 $ à
3 formats offerts

Sound: Pitch, Volume, Music, and Noise with Hands-On Science Activities for Kids
Andi Diehn Couverture souple
22,95 $
2 formats offerts

The Science and Technology of Leonardo da Vinci
Elizabeth Pagel-Hogan Livre numérique Kobo
14,99 $ Réduction sur le prix courant 16,22 $ à
3 formats offerts

Renewable Energy: Power the World with Sustainable Fuel with Hands-On Science Activities for Kids
Joshua Sneideman Livre numérique Kobo
14,99 $ Réduction sur le prix courant 16,22 $ à
3 formats offerts

World War I: The Great War to End All Wars
Julie Knutson Livre numérique Kobo
14,99 $ Réduction sur le prix courant 16,22 $ à
3 formats offerts

Gravity: Mass, Energy, and the Force that Holds Things Together with Hands-On Science
Cindy Blobaum Couverture souple
22,95 $
3 formats offerts

Chemical Reactions!: With 25 Science Projects for Kids
Susan Berk Koch Livre numérique Kobo
10,99 $ Réduction sur le prix courant 12,47 $ à
3 formats offerts

The Science and Technology of Ben Franklin
Alicia Klepeis Couverture rigide
29,95 $
3 formats offerts

Reconstruction: The Rebuilding Of The United States After The Civil War
Judy Dodge Cummings Couverture rigide
29,95 $
3 formats offerts

Kitchen Chemistry: Cool Crystals, Rockin’ Reactions, and Magical Mixtures with Hands-On Science Activities
Cynthia Light Brown Livre numérique Kobo
14,99 $ Réduction sur le prix courant 16,22 $ à
3 formats offerts

Keystone Species: Meet the Animals Key to Ecosystem Health and Biodiversity with Hands-On Science Activities for Kids
Laura Perdew Couverture souple
22,95 $
2 formats offerts

The Science of Seeds: Why We Eat Maize, Wheat, Rice, and Potatoes with Hands-On Science Activities for Kids
Carla Mooney Livre numérique Kobo
14,99 $ Réduction sur le prix courant 16,22 $ à
2 formats offerts