The History of the Toothbrush Published 2015-04-16 Download video MP4 360p Download video MP4 720p Recommendations 04:29 How the Toothbrush Was Invented 04:47 How Toothbrushes Are Made 05:42 What If We Stop Brushing Teeth? | Why Do We BRUSH TEETH? | Dr Binocs Show | Peekaboo Kidz 07:53 A cavern in New York holds clues about the Earth’s origins 11:24 Dr. Céline Bouchard - Vulvar Diseases, Overview for Aging Women | Professionals 01:07 Treating depression without pharmaceuticals 43:47 How Much Water Will A Human Colony on Moon or Mars Need 05:24 Science filmmaker Emily Driscoll on eating invasive species 04:05 Empathy Software 01:14 A Matter of Fact: Legionnaires' Disease 05:52 Can eating exotic species help protect our ecosystem? 07:36 A library that holds more than books 04:16 What Happens When Two Black Holes Collide? 03:31 Eiffel Tower Elevator Ride 05:28 Using apps to improve the lives of low-income Americans 05:51 An underwater drone lets researchers listen to the ocean 06:41 Gaining access to the deep sea 04:41 Robotic technology: From driverless cars to military droids 01:28 Making robotics safe and accessible for everyone 01:18 A Matter of Fact: Dolphins Similar videos 02:31 toothbrush made out of hair? The history of the toothbrush 15:58 The History of the Toothbrush – How Our Ancestors Brushed Their Teeth 03:04 Smile Lobby-History of the Toothbrush 02:25 History of the Toothbrush 09:28 history of the Toothbrush (conspiracy theory) - by krispyshorts 01:06 HISTORY OF FIRST TOOTHBRUSH!!#toothbrush#history 04:50 How Your Toothbrush Became a Part of the Plastic Crisis | National Geographic 01:14 Dental Care & History : Who Actually Invented the Electric Toothbrush? 02:29 Tannbørstens historie (History of the toothbrush) 04:38 You Won't Believe What the First Toothbrush Was Made of 01:32 The History of the Toothbrush. What was an ancient toothbrush like? 05:21 Everyday Invention- History of the Toothbrush 03:48 DID YOU KNOW? - THE FASCINATING HISTORY OF THE TOOTHBRUSH 02:51 The Origin & History Of The TOOTHBRUSH! Who Created The Teeth Whitening Wonder Stick? 01:28 The toothbrush: A history of more than 5,000 years More results