Cool! interesting facts
Very Interesting!
That video was super educational 😉
that was so cool and interesting
That was a good video. I liked the big catapult best.
Cool interesting stuff!
I like it cool experiment I tried it and I hit a lamp!
Awesome, I liked the big lever.
Thanks for posting the Bill Nye The Science Guy video, Mr. T.
It helps to see the levers in action.
AWESOME STAR WARS MUSIC AWESOME BIG CATAPULT !!!!!!!!!!!!!!!!!!!!
I like the piano getting flung into the air.
So cool and educational!!!!!!!!!!!!!!!!!!!
i liked the catapault to and bill is awesome i always love his videos especially the one on valcanos
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Cool! interesting facts
Very Interesting!
That video was super educational 😉
that was so cool and interesting
That was a good video. I liked the big catapult best.
Cool interesting stuff!
I like it cool experiment I tried it and I hit a lamp!
Awesome, I liked the big lever.
Thanks for posting the Bill Nye The Science Guy video, Mr. T.
It helps to see the levers in action.
AWESOME STAR WARS MUSIC AWESOME BIG CATAPULT !!!!!!!!!!!!!!!!!!!!
I like the piano getting flung into the air.
So cool and educational!!!!!!!!!!!!!!!!!!!
i liked the catapault to and bill is awesome i always love his videos especially the one on valcanos