Grade 6

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 →

Four days of heavy rain sent water rushing toward Jeff Johnson's Iowa pig farm, threatening to flood everything in its path. The high waters could easily sweep away the animals, but Jeff had… 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 →

As flames rushed through the wooded hills near San Diego, California, people were forced to evacuate with what little they could take in a hurry. When the wildfire drew near, Nancy began… More →