Smithsonian Institution.

Short biographies of each president of the United States with something special about them.

Friendly and fascinating, dolphins are one of nature's most intelligent animals. They live in families called pods and can make a series of 2,000 high pitched clicks to locate fish in the water. Despite their beauty and playfulness, dolphins face serious dangers from commercial fishing and human activity. it's vital that people support governmental laws to protect these wonderful creatures.

Presents over two dozen simple science activities using food, common household items, water, and the outdoors.

"Forming part of a fantastic series of kid's educational books, this bold and brilliant kid's encyclopedia uses ground-breaking CGI imagery to reveal the world as you've never seen it before. Informative, diverse in subject matter, easy-to-read and brimming with beautiful graphics, young learners can explore the incredibly detailed cross-sections and cutaways that reveal the inner workings of the world around them, featuring floods, hurricanes, volcanoes,...

"A uniquely illustrated guide to the history of our world Witness our incredible human story unfold - from the very first people in Africa to the collapse of Communism and beyond - exquisitely charted map by map. Come on a journey through global history, told in more than 130 specially made maps that each offer a window on a key event. Step into the action and follow Ghengis Khan sweeping through China, Napoleon conquering Europe, or two world wars...

"The book examines the science behind everyday life -- how we power our homes, grow our food, and build machines that allow us to communicate with others and travel around the world. Featuring a wide range of scientific inventions and discoveries, from advances in modern medicine to groundbreaking ideas for saving the environment, SuperScience uncovers how science plays a part in every area of our lives"--