Christine Taylor-Butler

Discusses the meaning and purpose of a constitution; recounts reasons why people thought the United States needed one in the 1780s and the events of the Constitutional Convention; and describes the Constitution's main points and how it has changed.

Offers an overview of the scientific method and provides instructions for three experiments which teach about solar energy.

Did you know that the tongue of blue whale can weigh as much as an elephant? How about that blue whales' songs can be louder than the engine of a jet plane? Or that, with the right equipment, you can hear a blue whale's heartbeat two miles away? Perfect for all animal lovers--and blue whale fans in particular--this book is filled with all the facts you need to know to become a blue whale expert! Where are blue whales found? What's it like to be a...

Discusses the role and organization of the Senate and House of Representatives.