THIS EDITION IS INTENDED FOR USE IN SCHOOLS AND LIBRARIES ONLY. As children play a game of hide-and-seek on a hot summer night, their world is contrasted with that of a mosquito, who is hiding and seeking to find a supply of blood to nourish the eggs she...

THIS EDITION IS INTENDED FOR USE IN SCHOOLS AND LIBRARIES ONLY. As children play a game of hide-and-seek on a hot summer night, their world is contrasted with that of a mosquito, who is hiding and seeking to find a supply of blood to nourish the eggs she...

Readers can follow the course of NASAs Mars Exploration Rover (MER) mission as twin rovers, Spirit and Opportunity explore the Red Planet. Learn how scientists determined that there was once water on Mars and how the Earthbound NASA team resolved problems with the rovers from afar in order to prolong the mission, which continues today. The author provides insight into scientists quest to discover whether life may have or still might exist on Mars. Back matter includes glossary, source notes, and resources....

Certain to delight young vehicle lovers, this fantastical number book perfectly balances imaginative play with instructions on counting. When one tractor in the grass runs out of gas, the backyard doesn't stay quiet for long. Soon pirates sail in to play, and the backyard races to life with airplanes, cranes, trucks, and trains. Readers can count along as the vehicles and machines soar, hoist, dig, and zoom in this fantastical number book. Young readers, boys partricularly, will love the trucks, trains, vehicles, and machines--and pirates--that spill across each page. The humorous and imaginative play portrayed in this book perfectly balances its emphasis on counting....

Certain to delight young vehicle lovers, this fantastical number book perfectly balances imaginative play with instructions on counting. When one tractor in the grass runs out of gas, the backyard doesn't stay quiet for long. Soon pirates sail in to play, and the backyard races to life with airplanes, cranes, trucks, and trains. Readers can count along as the vehicles and machines soar, hoist, dig, and zoom in this fantastical number book. Young readers, boys particularly, will love the trucks, trains, vehicles, and machines--and pirates--that spill across each page. The humorous and imaginative play portrayed in this book perfectly balances its emphasis on counting....

There's something in the air-pollen, dust mites, mold spores, dust, goose down, cat hair, pepper, flu viruses, and bright light-that's causing these nine kids to sneeze. Vivid, full color micrographs show the pesky allergens and irritants that cause the sneeze reflex, while simple scientific text explains how the impulse to sneeze is created inside the body. Glossary and other resources included....

Nine kids discover nine different reasons for sneezing - from allergens and dust mites to bright lights and viruses. Incredible micrographs magnify the tiny sneeze-inducing irritatants, as well as human nerves and neurons, 400 to 222,220 times larger than life....