Janice Vancleave's Gravity
Subtitle: Mind-Boggling Experiments You Can Turn into Science Fair Projects (Spectacular Science Projects)
Publisher: Tandem Library
Published: October 1999
Language: eng
Format: School & Library Binding
ISBN-13: 9780785715078
Subjects: Science & Technology - Experiments & Projects; Juvenile literature; Experiments; Children's Books/Ages 9-12 Science; Children: Grades 3-4; Science projects; Science & Nature - Experiments & Projects; Gravitation; Gravity; Children's 9-12 - Science
First sentence: 1. Cut a 12-inch (30 cm) length of string.