Describes the origins, characteristics, and future of the sun, planets, moons, asteroids, meteoroids, and comets.

Follows the life of the famous physicist, from his early ideas to his groundbreaking theories.

"Zack McGee and his alien friend, Amp, discover that the alien invasion is underway"--

Focuses on the many types of work that dump trucks do.

Once again, Tucker Pierce and friends must fight for their lives against the better-equipped SYLO, and they will risk nearly everything to keep each other safe the battle's climax nears. While on the run from the SYLO team, Tucker, Tori and Kent are driven directly into another base of the invaders. They become prisoners, destined be conditioned to forget their old lives and turn on one another to survive. Drawn to a mysterious dome unguarded in...

Fourth-grader Zack McGee's life is turned upside-down when Amp, a tiny alien, crash-lands in his bedroom, then causes trouble at school while trying to get parts to repair his spaceship.

"Vivi and her classmates take a field trip to the beach to study tide pools"--

A story complemented by fun scientific facts and a do-it-yourself experiment finds young Zack working to protect his tiny alien friend, Amp, while struggling through a science-fair project and preventing an alien invasion.

"Describes how floods form, their effects, and how people can prepare for them"--Provided by publisher. K-Grade 3.