Alternator books. STEM smackdown

Explores the invention of the television.

Explores the invention of the motion picture camera.

"You may have heard that Guglielmo Marconi invented the radio, but the inventor Nikola Tesla was working on radio technology at the same time! See how two invention powerhouses faced off in a race to create the first long-range radio"--OCLC.

"Do you know who invented the airplane? Most Americans believe it was Wilbur and Orville Wright. But what if that's not true? What if a German immigrant named Gustave Whitehead beat the Wrights to the punch, flying a plane he designed several years before Wilbur and Orville took their famous flight? You'll hang on every word as the Wright brothers and Whitehead face off to become the first to fly. Read on for a story full of disputes, determination, and more."--Provided by publisher.

"Alexander Graham Bell invented the telephone, or did he? Inventor Antonio Santi Giuseppe Meucci was also working on a telephone at the same time. Watch Meucci and Bell race to be first to the invention finish line"--OCLC.

Explores the invention of the light bulb.