Thanks to their magical book, Fred, Sam, and Joe inadvertently travel through time to 1877 New York City, where they and their granddaughters, who have also come from the future, help them find a way back to their own time.
A brief biography of inventor Thomas Edison that profiles his life and works which includes a number of inventions including the phonograph, movie camera, and incandescent light bulb.
Mac and his reluctant friend Paul head from Australia to Manhattan to continue their work for the Coolhunter website, and once there they discover a group of young inventors whose work is meant to be kept top-secret.
Profiles the lives and work of inventors who changed the course of history, including Archimedes, Galileo, Benjamin Franklin, James Watt, Thomas Edison, and others.
Presents a biography of statesman, inventor, and founding father, Benjamin Franklin from his childhood and youth in Boston, his entrance into politics and attempt to prevent war with England, and his views on slavery and the slave trade.
Profiles Cyrus Hall McCormick, whose hatred of farm work led him to invent a machine which made it much quicker and easier to harvest wheat, and which turned him into a multi-millionaire businessman.