Here is an extraordinary collection of thirty outer space experiments that teach children ages 6-11 about the Earth's orbit and rotation, stars, planets, the solar system, the moon, gravity, rockets, and much more! spiral

-- Chemistry experiments that can be done at home or in the classroom using easily obtained and inexpensive materials. Now available in paperback!-- Includes step-by-step instructions for thirty experiments that demonstrate the scientific method.

The Classroom Teacher's World Animal Encyclopedia contains exciting facts and research information about eighty animals from around the world. Each chapter features the animals of a different continent with two special sections -pbk