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 →
Science and Math
242 records found. Displaying 133 - 144.
For most of us, igneous rocks are no more than a stoneХs throw away. These underrated rocks make up more than half of EarthХs crust! Not only that, but they have many uses in building,… 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 →
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 →
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 →
Simple Machines Fun!
Series of 6 titles
Pulleys, levers, and wedges have been around for thousands of years! This title introduces young readers to the science behind these simple machines and how they make our lives and work… More →









