Learn the fascinating science behind baseball in this fact-tastic nonfiction Level 3 Ready-to-Read, part of a series about the science of fun stuff!

Did you know that every time you watch a baseball game, you are watching some great examples of physics in action? Why exactly does the amount of spin on a pitch determine how far a ball can be hit? And what's the scientific reason that using pine tar on the bat makes it easier to grip? Learn all about the science behind America's favorite pastime in this fun, fact-filled Level 3 Ready-to-Read!

A special section at the back of the book includes Common Core-vetted extras on subjects like anatomy and history, and there's even a fun quiz so readers can test themselves to see what they've learned!

Hold onto your cape, you re about to become an expert on the high-flying science behind superpowers in this fact-tastic nonfiction Level 3 Ready-to-Read, part of a series about the science of fun stuff! Did you know that advancements in robotics could soon make super-powered suits a reality? Or that some people have a rare gene that gives them superstrong bones? You ll learn this and much more as you become an expert on the science behind superpowers. Amaze your friends with all you ve learned in this engaging, fact-filled Level 3 Ready-to-Read! A special section at the back of the book includes Common Core vetted extras on subjects like social studies and math, and there s even a fun quiz so readers can test themselves to see what they ve learned! Learning science has never been so much fun!

Learn all about the soaring science behind aerodynamic airplanes in this fact-tastic nonfiction Level 3 Ready-to-Read, part of a series about the science of fun stuff!

Did you know that some military aircrafts are capable of "supersonic flight," traveling at speeds faster than sound? Or that the Wright brothers designed the first airplane after studying the wings of birds? You'll learn this and much more as you become an expert on the science behind airplanes.

Amaze your friends with all you've learned in this engaging, fact-filled Level 3 Ready-to-Read! A special section at the back of the book includes Common Core-vetted extras on subjects like social studies and math, and there's even a fun quiz so readers can test themselves to see what they've learned! Learning science has never been so much fun!

Learn the science behind the fun of amusement parks in this fact-tastic nonfiction Level 3 Ready-to-Read, part of a series about the science of fun stuff!

Did you know that a rollercoaster does not need an engine or power source of its own? And how exactly does a bumper car go without gas? Young science lovers will flip when they learn about the science behind amusement parks in this fun, fact-filled Level 3 Ready-to-Read!

A special section at the back of the book includes Common Core-vetted extras on subjects like geography and math, and there's even a fun quiz so readers can test themselves to see what they've learned!