Grade 7

Polar ice is melting, baking blacktop is splitting streets in scorching record highs, and the mercury keeps rising. What on Earth is causing this warming planet? As Earth's climate is… More →

The War on Terror was the longest war in American history. Both the War in Afghanistan and the Iraq War were major parts of the War on Terror. This hi/lo title takes a close look at the War… More →

Water supports life on Earth. Explore more about this important part of our planet with content tied to the curriculum of upper-elementary and middle school students and easy-to-understand… More →

Weather affects everyone on Earth every day. Explore more about this important aspect of life on Earth with content tied to the curriculum of upper-elementary and middle school students and… More →

Could humans really control the weather? Or does that only exist in comics? This book walks readers through the history of weather control in comics, explores everyday technologies that mimic More →

Everything on Earth goes through a life cycle. It's normal that we're born, grow older, and eventually die. But what about the paranormal? It's time to explore what the hairy, scary, and… More →

From a raccoon scampering along the water's edge to a young fish darting between tall reeds in the shallows, wetlands are teaming with life. All of the plants and animals in this watery home… More →

Climate is the usual weather found in a place, from how much rain it gets in a year to a change in temperature during a certain month or season. Earth's climate is always changing, but what… More →

All around the world, there are sites where the horrors of the past have left a permanent mark. The dark and disturbing histories leave a lasting impression that visitors can still feel to… More →

Step right up to face your fears! Explore the creepy, eerie, and horrific phobias about the world, from the fear of mirrors to the phobia of sleep. The circus of fears draws in hi-lo readers… More →

In 1692, two young girls who lived in Salem, Massachusetts, began acting strangely. They made odd sounds for no reason, flapped their arms like birds, and had fits in which they choked and… More →

Sometimes, people fight or bicker. And sometimes they go to war. Find out about the hideous history of some woeful wars. This engaging hi-lo book draws in 6th and 7th grade readers with… More →