How To: Build a Cardboard Rollercoaster (Physics Class)

[spawnfromheaven]

i clicked the vid cuz it said how to build a cardboard..lol XD



[ted1025]

you really didnt even show it in action after making us watch that explanation?

[AndriasAgony]

So cool 

[JLboy30]

Test it out

[bestguitarist258]

PUT A MARBLE SO WE CAN SEE IT GOOOOOO

[IdriveCaddy2]

I didn't even done that in kindergarden. :D

[UNBOUNDxBOOM]

so this is what you do in american school...hmm interesting NOT!

[Turdow]

i wasted 2:31 minutes of my life waiting for the marble :(

[jokester518]

to be honest, i stay till the end to see the marble go through it all :(. make a video and put the marble through?

[MockJig]

showbthe marble going

[oavjr1]

I did that in 8th grade

[lasarack]

really? you went through all that, and DIDN'T put the marble on it...

[Adebo18]

5Th

[chipaton]

4th!

[doctorawesome132]

hello second comment:)

[Just4K1cks1]

Show the marble going down>_<

[ExT0NiC]

Hi first comment :)