The Magnificent Book of Creatures of the Abyss

Life Underground: Tunnel into a World of Wildlife

Marine Science for Kids: Exploring and Protecting Our Watery World, Includes Cool Careers and 21 Activities

Earth: A Shipmate's Guide to Our Solar System

Gravity: Reading Level 4

Zoology for Kids: Understanding and Working with Animals, with 21 Activities

Rainbows and Light: Reading Level 4

Where Is the North Pole?

Weather Projects for Young Scientists: Experiments and Science Fair Ideas

Daily Learning Drills, Grade 4

Finding Out about Solar Energy

Daily Learning Drills, Grade 5

Gone to the Woods: Surviving a Lost Childhood

Magnets: Reading Level 4

Daily Learning Drills, Grade 6

Planet Earth

Surtsey: The Newest Place on Earth

Invasive Species in Infographics

Crystal and Gem