Why Do We Have Different Blood Types? | COLOSSAL QUESTIONS Published 2019-02-26 Download video MP4 360p Download video MP4 720p Recommendations 05:19 Types Of BLOOD GROUPS | Why Are There Different Blood Groups? | Dr Binocs Show | Peekaboo Kidz 05:21 What Causes Asthma? | The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz 15:29 8 Answers to PAINFUL Questions! | COLOSSAL QUESTIONS 16:57 8 Things Your Body Does That You Can't Control! | COLOSSAL QUESTIONS 05:46 What Causes Kidney Stones? | The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz 06:10 How Does Your Immune System Works?| What Is Immune System? | The Dr Binocs Show | Peekaboo Kidz 18:24 Bathrooms, Boogers, and MORE! 7 Questions About Your Body Answered | COLOSSAL QUESTIONS 06:02 What if You Hold Your Poop For Too Long? | How Digestive System Works? | The Dr Binocs Show For Kids 20:00 Everything You Ever Wanted to Know About Animals!! (8 Questions Answered) | COLOSSAL QUESTIONS 05:45 What If The Sun Gets Cold? | Effects of Extreme Cold Weather | Nuclear Fusion | The Dr. Binocs Show 03:58 Why Do We Get Scared? | COLOSSAL QUESTIONS 04:22 What Is A Virus ? | Best Learning Videos For Kids | Dr Binocs | Peekaboo Kidz 14:23 7 WEIRDEST Things Cats Do | COLOSSAL QUESTIONS 16:29 Questions That Keep You Up at Night | COLOSSAL QUESTIONS 05:25 What If You Hold Your Urine For Too Long? | How Urinary System Works? | The Dr Binocs Show For Kids 06:07 What If Your Stomach Acid Disappeared? | Gastric Acid | The Dr Binocs Show | Peekaboo Kidz 06:23 DEMOTED?! 😥 Why Isn't Pluto A Planet Anymore? | COLOSSAL QUESTIONS 01:56 Why Do Paper Cuts Hurt So Much? | COLOSSAL QUESTIONS 05:27 What Causes Body Odor? | The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz 15:15 What’s The Smallest Animal Ever? | COLOSSAL QUESTIONS Similar videos 02:28 Why Do We Get Bruises? | COLOSSAL QUESTIONS 02:24 Why Do You Get Nosebleeds? | COLOSSAL QUESTIONS 02:50 Why Do People Have Allergies? | COLOSSAL QUESTIONS 22:51 Why Do We Feel? 8 Ways We Experience the World Explained! | COLOSSAL QUESTIONS 03:55 How Do We Heal? | COLOSSAL QUESTIONS 02:48 Why Are We All Different Sizes? | COLOSSAL QUESTIONS 02:26 🎵 What's The Loudest Sound Ever Made? 🎵 | COLOSSAL SONGS 01:55 Do You REALLY Have a Permanent Record? | COLOSSAL QUESTIONS 02:18 Why Do We Get Scabs? | COLOSSAL QUESTIONS 12:46 What Is Earwax? | COLOSSAL QUESTIONS 02:20 Can the U.S. President Be ARRESTED?! | COLOSSAL QUESTIONS 05:01 Why do we have different BLOOD GROUPS? Why Do we need Blood Transfusion? 12:37 Why Are Some People Double-Jointed? | COLOSSAL QUESTIONS 19:58 10 Grossest Things About Our Bodies | COLOSSAL QUESTIONS 02:32 Why Do We Sleepwalk? | COLOSSAL QUESTIONS 02:49 Why Do People Have Different Skin Colors? | Trolls presents COLOSSAL QUESTIONS 01:51 Why Does Your Hair Turn Gray? | COLOSSAL QUESTIONS 02:30 Why Do Bees Die After Stinging You? | COLOSSAL QUESTIONS More results