Learning about sound doesn’t have to be scary. Join mummies as they uncover the science of sound waves and how we make and hear sounds. You’ll give your knowledge of sound a boost with a monster dose of humor.

Product Description: In cartoon format, uses bigfoot to explain the science of adaptation.

Product Description: Southern General Robert E. Lee felt that it was a mistake for the South to fight in the U.S. Civil War. In spite of his doubts, he led his men to victory in several important battles. But eventually the South lost the war, and Lee had to surrender...read more