Isaac Newton and Physics for Kids: His Life and Ideas with 21 Activities

From Kingfishers to... Bullet Trains

Ghosts Unveiled! (Creepy and True #2)

Astrophysics for Young People in a Hurry

Who Was Nikola Tesla?

Seymour Simon's Extreme Earth Records

The Kid's Book of the Elements: An Awesome Introduction to Every Known Atom in the Universe

How We Got to Now: Six Innovations That Made the Modern World

Archaeology for Kids: Uncovering the Mysteries of Our Past, 25 Activities

Who Was Ernest Shackleton?

Who Was Charles Darwin?

The Hero Schliemann: The Dreamer Who Dug for Troy

Solar System

101 Amazing Spooky Jokes

Sally Ride: Life on a Mission

Who Was Christopher Columbus?

Evolution: How We and All Living Things Came to Be

Astronaut

Breakthroughs in the Search for Extraterrestrial Life