Amazing Built Structures in Bloomington, MN

Technology is essential to our everyday lives. Without it, we would not have houses, clothes, or toys, and we would communicate only through speech. Finding out how technology is used to create many things in our world is fascinating!
The Technology Behind series investigates intriguing and exciting Technology phenomena. Each book takes one Technology topic and answers 13 questions in an easy-to-read and engaging way.
Have you ever wondered...
How did the Egyptians build the pyramids?
Which is the tallest building in the world?
Why was the Eiffel Tower built?
Discover the answers to these and many other questions in this book!