Grade 6 - 9

How do plants get their energy? Through photosynthesis! Find out what a plant can do with a little water, carbon dioxide, and sunlight. Follow along with easy-to-understand content tied to… More →

Working out gives us the energy to complete everyday tasks without feeling tired. Explore more about physical fitness with content tied to the curriculum of upper-elementary and middle school More →

Many explorers have traveled the oceans in search of something new. Set sail for a voyage following trailblazers on and under the sea. With engaging hi-lo content to draw in 5th through 6th… More →

It's time to take to the skies. Fly high on a journey following trailblazers in the air. With engaging hi-lo content to draw in 5th through 6th grade readers and a 2nd to 3rd grade reading… More →

Reach for the stars! Blast off on a mission following trailblazers who set their sights on space. With engaging hi-lo content to draw in 5th through 6th grade readers and a 2nd to 3rd grade… More →

Many explorers have traveled across the world in search of something new. Find your way across land following trailblazers discovering the unexplored reaches of the globe. With engaging hi-lo More →

Piranhas have strength in numbers. Arapaimas pack a deadly bite. Which animal is the most deadly? Action-packed text and vibrant photos combine to show off each animal's fighting strengths in More →

Ahoy there! Are you ready for an adventure on the high seas? The titles in this graphic nonfiction series plunge reluctant readers into stories of daring sword fights, ruthless captains, and… More →

What does a stretch of rolling, grassy hills have in common with a flat, sandy desert? They are both plains. These landforms cover about a third of Earth's land though they can look very… More →

Welcome, Agent 359. This file is full of top-secret information about planets. Learn about the different types of planets, what they can be made of, and explore the planets in our solar… More →

From mighty trees and tiny daisies to feathered birds and scaly fish, learn how organisms survive in their habitats. Uncover the secrets of photosynthesis, reproduction, locomotion, and meet… More →

Plateaus stretch flat for miles and miles before dropping off with sharp sides that tower above the land around them. How do these elevated landforms take shape? Explore more about plateaus… More →