World's Largest Elephant Toothpaste Experiment

Mark Rober

Mark Rober

38 758 779 zhlédnutí22 598

    I'm not a chemist.
    A portion of this video was sponsored by LastPass.Click here to start using LastPass:
    Science Bob's Elephant toothpaste recipe-
    Here is Science Bob’s behind the scenes commentary:

    0:00 - Marimba Idea - Blue Wednesday
    0:15 - Arrow (Instrumental) - Andrew Applepie
    1:08 - Dansez - Fasion
    1:35 - Pata Pata - Miriam Makeba (Matt Cherne Remix)
    2:25 - Dive - Lvly
    3:49-6:40 - Dansez - Fasion
    6:44 - Kalimba Jam - Blue Wednesday
    8:16 - Salamanca - Sarah, the Illstrumentalist
    9:47 - Kalimba Jam - Blue Wednesday
    10:12 - Q - Blue Wednesday
    11:06 - Too Happy to be cool by Notebreak

    Summary: Elephant toothpaste (aka slime foam) has sort been done so many times I wanted to do it really big. We did a ton of testing.

    They are soft-

    I make videos like this once a month all year long while supplies last:

    čas přidán Před 5 měsíci


    1. Mark Rober

      I'm finishing out 2019 real strong with some BIG videos so be sure to subscribe, bell, donate a kidney, etc.

      1. VinnyDoesRblx


      2. sharky1738ftw plays

        ur the best CZ-newsr

      3. br0oke Thomas

        Here is my kidney 💁‍♀️

      4. Anmol Shrestha

        some dude named Nick Uhas is trying to claim that he broke the record when he clearly didn't

      5. A.S.T Stunts

        My class watches you for science

    2. Ѕαмαитнα ΧУZ

      One question: What job is mark doing? Investigating? Or inventing??

    3. DBNigel Z

      sana ol (only filipinos will get it)

    4. Aspect Kraken

      Wait wait wait before we cut the tarps cuts tarp almost fully ‘pauses’

    5. Thomas Bishop

      Would you be able to swim in it

    6. MadMatt9007

      Bye bye camera Bye bye camera Bye bye camera Bye bye camera Bye bye camera Bye bye camera

    7. Mujtaba Muhammad

      Man you inspire me to try these stuff

    8. WorldFall

      Imagine if someone accidentally fall into it

    9. Alex Fliptastic

      This kid tryna make people laugh saying Welp goodbye camera three freaking times

    10. Juan De La Vega

      Come out they said it’s fun they said/ I’m ALIVE

    11. Juan De La Vega

      He is the nicest, greatest, and funnest uncle ever

    12. Jacob Guerrero

      You cool

    13. Sam Garcia

      Anyone else noticed the bird fly by at 0:43?

    14. Ghost ZeroBTW

      1:04that looks like a nuke

    15. T_CIRTII Death


    16. GameKing 2000

      Sipping on straight toothpaste

    17. Thanos

      mark's neighbors: *o.O*

    18. Tàłã dâ põtätó

      i want to eat it.

    19. TheTorblox2

      2:36 An anime scene of a protagonist meeting a long time nemesis

    20. Ace

      imagine if google earth came by when this happened

    21. Adam Roney

      World record haha, more like socically accepted record.

    22. obama_is_yo_mama _

      Anyone else is thinking about that phone/camera idk? 7:23

    23. Chivas Regal Salvador

      7:14 Thank Me Later Meh Dudez

    24. Roblox Games

      When you mix a baking soda and a sugar it will blow up because the molecules of baking soda is a liquid of heat so once you mix sugar the sugar will just produce the heatness and will hive pressure to make the explosion. If it's true like my comment

    25. ajay love

      u see that dragon fly? 00:42

    26. J•Erik

      is the oxygen created from the reaction safe to breathe?

    27. Bang Sapuy

      Good luck dude ↓

    28. Heart Medic

      Did anybody notice Mark wearing TKOR t-shirt?

    29. Abigail Johnson


    30. SilentReveries

      3:27 rip drone

    31. Muffin Max

      10:20 he is wearing a king of Radom shirt rip grant we will miss you ;-;

    32. Aaron Tank

      Imagine having a uncle like that as a kid

    33. JCRLX- Gaming

      Why did you make the pool so fool that is want everywhere

    34. ActionJGaming

      For all the people watching in 2020 Rip Grant


      8:36 king of random merch

    36. The weirdguy

      Did no one see the king of random shirt

    37. Alex•

      0:43 Hi there just passing by

    38. Black Ace

      What's the point though....

    39. Velouria Whitford

      TKOR is what the gummy legos spelled and thats the King of random

    40. Michael Moreno

      David Dobrik new record

    41. Crocen

      That's wat happens to my blood

    42. Elimanautii

      This guy is the type of guy that I wish was my uncle

      1. Elimanautii

        Instead I have this one that always asks me to play this game in his room tho... don’t know why.😕

    43. •Miley chan•

      Uhhh is that safe?

    44. Minecraft master

      I love the king of random

    45. pugs! pugs!

      Who watched inky Ricky dimly and down

    46. RedPandaPlays YT

      1:01 *We have officially made the first man made volcano*

    47. celinaaaron sohal

      How do you dispose of this stuff

    48. MAX TO THE MAX


    49. rat goblin

      god my uncle is a pig why cant he be like you

    50. Darius Castellino

      imagine jumping in it when it was full

    51. Renee Lefort

      You do some really cool stuff on your Chanel that I love to watch I just worry about how negatively it will impact the environment. Maybe you could do an experiment focused on helping with our plastic problems or contaminated water problems....just a thought

    52. /** caz **\

      7:16 Thank me later

    53. Dr Duke

      Kid in back “Goodbye camera” Me: I hear you Kid “Goodbye camera” Me I get it Kid “Goodbye camera” Me is it too late to abort a 6 year old kid

    54. MagmaVortex

      Imagine being on a plane and seeing that

    55. Owen Vale

      The kid at 8:09 screaming GOODBYE CAMERA really got me. He just kept on screaming it again and again. 😂😂

    56. MattS3NTM

      Dewalt fn sucks

    57. Cutie Patootie

      “IM ALIVE” -Kevin 2020

    58. Cutie Patootie


    59. Crim S.H.N

      David: hahah not on my whatch

    60. Paytrooper 08


    61. Jose A Lang

      Use it on a elephant

    62. all time bgm 100

      This reaction contains :Hydrogen peroxide with pottasium permanganate and soap oil

    63. Brenna Hendricks

      Why is he wearing a king of random shirt in the thumbnail?

    64. iro

      U shot 200 degree foam at a little kid?

    65. GlitchBoi

      1:59 made me physically cringe

    66. Joel Lyons

      That pool has had everything in it but water lol

    67. Lil Naps

      It’s splatoon with toothpaste

    68. Marshmallow Assassin

      Be my uncle plz