General Science through guides and literature:

Printed Resources:
An Instant Guide to Trees / Eleanor Lawrence and Cecilia Fitzsimons
Oh Say Can You Say What’s the Weather Today?: All About Weather / Tish Rabe
The Way Things Work / David Macaulay
Birds of Tennessee Field Guide / Stan Tekiela
First Human Body Encyclopedia / DK Publishing
And Then There Were Eight: Poems about Space / Laura Purdie Salas
Do Turtles Sleep in Treetops?: A Book About Animal Homes / Laura Purdie Salas

Video Resources:
Wild Kratts (PBS)
The Cat in the Hat Knows a Lot About That (PBS)
The Way Things Work series (DVD)
Nature (PBS)
How It’s Made (Science Channel)