Ebook: Check It Out! Force & Motion. Серия книг о законах физики для детей

Bearport Publishing 2005, Категория: обучающая литература для детей, ISBN: 978-
1597160612. c
.31.
Harnessing children's natural curiosity about the world, this engaging series introduces kids to key science concepts through a simple question-and-answer format. The mechanics of sunlight, darkness, vibrations, and sound are simplified for young readers in this illuminating reference.