Two heavyweights clash on the African savanna! Though neither elephants nor rhinos seek out fights, these huge mammals should not be taken lightly. This high-interest title compares how the… More →
Grades 2 - 5
The human body has 206 bones, and each has a special job to do! From giving the body shape to making blood cells, the skeletal system truly is the bodyХs foundation! Through labeled diagrams… More →
Did you know all the air you breathe in passes through a special filtration system? It is one of the many ways the respiratory system keeps your body running smoothly! In this title, leveled… More →
Our bodies contain a super highway of blood vessels that carry nutrients, waste, and much more from our heads to our toes. This network is the circulatory system! Beginning with a deep breath More →
A group of tourists crowds into a dusty room with brightly painted walls. They have entered King TutХs tomb! Priceless artifacts once filled every chamber of the tomb. Now they are in museums 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 →
The flag goes down and the cars accelerate down the track. But what do race car drivers do when they arenХt racing? This high-interest title shows how drivers work with their race team, check 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 →
We have all wondered about the possibility of intelligent life visiting Earth. But what if their intentions were to take over? With superior intelligence and weapons, humans may not stand a… More →