Maximum Suggested Grade Level: 4th Grade

Feathers: Not Just for Flying

Author: Melissa Stewart

Illustrator: Sarah S. Brannen

Feathers: Not Just for Flying

Pluto’s Secret: An Icy World’s Tale of Discovery

Author: Margaret Weitekamp and David DeVorkin

Illustrator: Dianne Kidd

Survival at 120 Above

Author: Debbie S. Miller

Illustrator: Jon Van Zyle

Survival at 120 Above

High Tide for Horseshoe Crabs

Author: Lisa Jahn Schnell

Illustrator: Alan Marks

High Tide for Horseshoe Crabs

Recycling Day

Author: Edward Miller

Illustrator: Edward Miller

Why Mosquitoes Buzz in People’s Ears

Author: Verna Aardema

Illustrator: Leo and Diane Dillon

Why Mosquitoes Buzz in People’s Ears