The Usborne Book of Science Activities Bundle Vol 1, 2 & 3 Science learning experiments for children. Perfect for home school or long boring summers :) Vol 1: Ages 6-9, Grades 1-3 Vol 2: Ages 9-12, Grades 4-6 Vol 3: Ages 9-12, Grades 4-6 Hardcover Gently pre-loved condition Smoke-free home Sonlight Usborne learning education elementary homeschool science projects