 From Caterpillar to Butterfly by Deborah Heiligman |  Big Tracks, Little Tracks by Millicent E. Selsam |  Ant Cities by Arthur Dorros |  Baby Loves Quarks! by Ruth Spiro |  The Secret Life of a Snowflake by Kenneth Libbrecht |  The Moon Book by Gail Gibbons |  Moto and Me by Suzi Eszterhas |  Why Do Leaves Change Color? by Betsy Maestro |  General Relativity for Babies by Chris Ferrie |  How a Seed Grows by Helene J. Jordan |  Ocean Sunlight by Molly Bang |  Let's Go Rock Collecting by Roma Gans |  Millions to Measure by David M. Schwartz |  Sunshine Makes the Seasons by Franklyn M. Branley |  The Planets in Our Solar System by Franklyn M. Branley |  City Chickens by Christine Heppermann |  Archaeologists Dig for Clues by Kate Duke |  The Warbler Guide by Tom Stephenson |  Where the Animals Go by James Cheshire |  Life on Earth by David Attenborough |