It's time to explore space! Learn all about the history and science of Earth and its moon, all the way back to the beginning of time. Detailed diagrams and in-depth text along with backmatter More →

Many of the laws of physics we take for granted do not apply outside the earth's atmosphere. Extraterrestrial physics tend to differ considerably from physics on Earth, and astrophysicists… More →

A basic introduction to the planet Jupiter, its size, composition, and place within our solar system. More →

A basic introduction to the planet Mars, its size, composition, and place within our solar system. More →

A basic introduction to the planet Mercury, its size, composition, and place within our solar system. More →

Break down the science of meteor showers in this hi-lo scaffolded text. This title layers decoding strategies with comprehension skills to ensure students can access the text as they build… More →

A basic introduction to the planet Neptune, its size, composition, and place within our solar system. More →

Break down the science of planets and moons beyond Earth in this hi-lo scaffolded text. This title layers decoding strategies with comprehension skills to ensure students can access the text… More →

A basic introduction to dwarf planets, such as Pluto, their sizes, compositions, and places within our solar system. More →

Break down the science of space radiation in this hi-lo scaffolded text. This title layers decoding strategies with comprehension skills to ensure students can access the text as they build… More →