Pinterest Facebook Twitter Email The Invention of Play-Doh 02:51 A nursery school teacher realizes that wallpaper cleaner can be used as a toy. From: Don Wildman, Mysteries at the Museum and The Conqueror's Curse, Play-Doh, Poe Murder Similar Topics: History Travel's Best Related Videos The Bombing of the Thinker 02:44 Meet Balto, Hero Sled Dog 03:17 Tour the Air Force Museum 01:18 Chimp Conquers Outer Space 02:35 Cannibalism in the Arctic 03:54 The Coney Island Sideshow 02:21 The Invention of Chewing Gum 03:02 The Pretty Boy Floyd Mystery 02:22 More Videos The Find of the Century 02:46 The Midnight Express' Savior 03:16 Building the Spruce Goose 01:21 Evidence at the Mothman Museum 03:05 Bell of the Edmund Fitzgerald 02:47 Archiving the War on Drugs 02:16 The Secret to Houdini's Tricks 02:27 First Nuclear Test in History 02:29 Byrd's Perilous Arctic Flight 02:54 A Life-Saving Vaccine 02:47 Captured U-Boat Helps Win WWII 02:37 Small Coupon, Huge Fraud 04:20 See Shrunken Human Heads 04:00 Did a Cow Cause Chicago Fire? 02:51 A Deadly Maritime Tragedy 02:44 Crash at Area 51 01:59 We Recommend Most Psychic Places in America Downton Abbey Tours Halloween Around the World 8 of the Most Incredible Indoor Water Parks 8 Photos Top US Off-Road Destinations 9 Photos All Aboard the New York Botanical Garden's Holiday Train Show
