Professor Albert Hopper, frog and Science Hero, travels with his niece Polly and nephew Tad throughout the solar system, exploring the sun, aster

Laura receives a beeping S.O.S. from the DATA Set's alien friend, Fave, so the club blast off into the unknown to fix the glitch.

Learn about Mr. Spock, science officer aboard the U.S.S. Enterprise.

A space expert and a geology expert take readers on an out-of-this-world adventure to the moon, where they must navigate the dangerous terrain to