Laura Perdew

Conservation Success: Protecting Wild Spaces and Species with Hands-On Science Activities for Kids - Laura Perdew

Droughts - Laura Perdew

Keystone Species: Meet the Animals Key to Ecosystem Health and Biodiversity with Hands-On Science Activities for Kids - Laura Perdew

Wacky Contraptions: Gadgets That Whiz, Whoosh, Whirl, and Twist with Hands-On Engineering Activities - Laura Perdew

Conservation Success: Protecting Wild Spaces and Species with Hands-On Science Activities for Kids - Laura Perdew

Wacky Contraptions: Gadgets That Whiz, Whoosh, Whirl, and Twist with Hands-On Engineering Activities - Laura Perdew