Pre-Owned Scholastic Science Supergiants: Did You Invent the Phone All Alone, Alexander Graham Bell? (Paperback)

In Did You Invent the Phone Alone, Alexander Graham Bell? you will find answers to twenty questions about Bell. Some of the facts you'll discover include: How did young Alexander make his dog "talk"? What inspired Bell to work with deaf children? What accident led Belt to invent the telephone? What other important devices did Bell invent? You'll also learn about sound - from how it's created in our vocal cords to how we hear people through cellular telephones. Experiments you can do at home let you see the sound waves of your voice. And plenty of photographs and illustrations show Bell as a young boy in Scotland, his first working telephone, and much, much more. Book jacket.