Books in Usborne Big Book Of... series

School success starts here! The Math-Handwriting Set offers children an entertaining way to master their printing skills. This set includes one each of these products: - Handwriting: Printing Workbook (80 pages; 8.375" x 10.875")- Math Workbook, Grade K (80 pages; 8.375" x 10.875")Packed with plenty of fun activities, each book contains full-color practice pages, easy-to-follow instructions, and an answer key. Ideal for at-home or on-the-go, this set is an essential must-have for young learners.

How many bones are in the human skeleton? How does a snake swallow creatures that are so much bigger than its mouth? Which was the first animal to have a backbone? The Big Book of Bones answers all these questions and many more. It practically rattles with fascinating facts and information! Readers will bone up on how and why our skeletons differ so much from so many other animals, discover why humans can't run like a cheetah or fly like a bird, venture into the underwater world and examine the bones of fish, and find amazing clues from human and animal skeletons from the past.

Written by an aeronautical engineer and award-winning educator, THE BIG BOOK OF AIR AND SPACE FLIGHT ACTIVITIES -- the colorfully illustrated companion to the NASA-sponsored Internet site www.wings.ucdavis.edu --enables kids age 8-12 to discover how the forces of nature affect our everyday lives. Packed with interesting information and plenty of "fun facts," this fascinating volume includes dozens of hands-on activities that can be completed using readily available supplies and feature easy-to-follow instructions and scientific explanations. Kids will: Construct a wind tunnel and use it to see how air currents affect the lift, turning, rolling, and dive of a variety of different shapes; Determine their own centers of gravity; Experiment with building different towers and bridges to support objects of varying weights; Make a seed helicopter; design, build, and fly a kite; make a balloon out of tissue paper and send it into in the air; construct a model airplane out of cookies, candies, and other treats, and much more! Whether the book is enjoyed on its own or used in conjunction with the web site, kids will have a great time exploring: The history of air and space flight, from the first parachutist in 2200 BC to the International Space Station due to be completed in 2004; Flight in nature from dandelion seeds to insects to birds. The fundamental forces that affect flight. The various parts of air and space vehicles. The uses of man-made flying machines, including kites, parachutes, gliders, blimps, airplanes, and spacecraft. Ideal for students, teachers, and parents, this book is a great reference for science fair projects, extra-credit work, or just for the thrill of exploration.