Grades 3 - 7

A tall wave speeds towards shore. As it approaches, it grows even bigger. A tsunami is near! These huge ocean waves cause immense destruction. But how do they form? Can they be prevented?… More →

Metamorphic rocks form deep below EarthХs surface. Over thousands of years, they make their way to the surface. Then they are collected for use as building materials, sharpened tools, and… More →

Dark clouds form overhead. Strong winds blow debris across the yard, and a loud, droning siren pierces the air. Time to seek shelter: a tornado has been spotted! This low-level title… More →

The world starts shaking. Cups and plates rattle in cupboards. Books fall off of shelves. ItХs an earthquake! These natural disasters do billions of dollars worth of damage every year. But… More →

Sedimentary rocks are the only type of rocks that contain fossils! But thatХs not the only reason sedimentary rocks are important. Scientists study the rocks to learn about EarthХs history,… More →

A volcano explodes to life! Lava shoots into the air. A plume of smoke and ash is visible for miles around. But why did the volcano erupt? This low-level title uses engaging text and colorful More →

Whipping wind blows snow into tall drifts across the road. Will cars be able to pass? This dilemma is just one effect of the powerful storms discussed in this low-level title. Engaging text… More →

Gemstones are more than just pretty rocks. These stones serve a purpose far beyond jewelry or decoration! In this book, beautiful photos and interesting text combine to create a fascinating… More →

Time for a fossil hunt! Digging through a layer of sedimentary rock, scientists uncover many relics of prehistoric Earth. Tiny trilobites prove that a vast desert was once an ocean. Huge… More →

The enormous ankylosaurus looked intimidating. But this dinosaur ate only plants! Tough armor protected the ankylosaurus from bites. When attacked, it swung its club tail to knock out foes!… More →

Batten down the hatches! A hurricane is on the move. These powerful storms start in the ocean, but they quickly make their way to the coast. Their winds turn debris into dangerous… More →

Snowflakes float gently through the air. Aged cheeses add the perfect flavor to an afternoon snack. Gas stoves boil water for pasta. Each of these everyday objects contains crystals! They are More →