Share: Title:Why do we get head lice? Duration: 5:50 Views: 418K Uploaded: 1 year ago Similar Songs ▶️ 4:23 Where Do Lice Come From? 352K views • 6 years ago ▶️ 6:19 How Does Hair Grow? 1.5M views • 3 years ago ▶️ 6:48 How Do Braces Work? 446K views • 1 year ago ▶️ 4:42 Why Do We Call Them Donuts? 1.2M views • 7 years ago ▶️ 15:53 Which Adopt Me Egg Is Best?! | Roblox 10K views • 1 day ago ▶️ 15:55 Ellie And Alex Funny Story About New Hairstyle 33M views • 1 year ago ▶️ 7:32 Why Don't People Eat Ostrich Eggs? 5.5M views • 4 years ago ▶️ 6:03 Why Do We Get Hiccups? 486K views • 5 years ago ▶️ 5:37 Why Do Different Places Have Different Times? 1.3M views • 6 years ago ▶️ 5:20 Why Do We Have Allergies? 563K views • 6 years ago ▶️ 6:38 Why Do We Need Blood? 928K views • 4 years ago ▶️ 5:43 Why Do We Have Eyebrows? 605K views • 5 years ago ▶️ 5:40 How Were Emojis Created? 1.4M views • 6 years ago ▶️ 6:15 How Do Optical Illusions Trick Us? 634K views • 1 year ago ▶️ 6:18 Why Are Some People Left-handed? 380K views • 1 year ago ▶️ 5:07 How Do You Make A Mystery Doug Video? 1M views • 6 years ago ▶️ 7:54 Why Does It Matter If An Animal Is Endangered? 383K views • 1 year ago ▶️ 7:17 Why Do Flies Just Appear In The Trash? 543K views • 1 year ago ▶️ 6:34 Why Do We Have Tears When We Cry? 1M views • 4 years ago ▶️ 4:58 Why Do We Yawn? 386K views • 5 years ago ▶️ 6:38 Do Wild Animals Ever Dress Up In Costumes? 141K views • 10 months ago