Tunnels!: With 25 Science Projects for Kids (Explore Your World) by Jeanette Moore
Requirements: .ePUB reader, 14 MB
Overview: Moles, beavers, rabbits . . . these animals burrow tunnels in the ground every day! What other kind of creature makes tunnels? Humans!
In Explore Tunnels! With 25 Great Projects, kids ages 7 to 10 explore the fascinating world of passageways beneath the ground, dug deep within the earth through soil and rock. But why dig through rock to make a tunnel? Tunnels give people a way to travel and transport goods from one place to another. Readers learn about the engineering and construction that goes into every tunnel made, whether it’s being dug under roads, under oceans, or under cities. Kids form a foundational learning about the laws of physics that govern our world and discover how engineers use these laws to design tunnels that withstand the test of time, weight, and earthquakes. Controlling groundwater, drilling through rocks, and removing earth are just a few tasks workers must face.
Genre: Non-Fiction > Educational
Download Instructions:
http://destyy.com/wVjTjd
http://destyy.com/wVjTjv
