Today I made a pully for science. I play with it a lot too.
Do you know what a pully is ? It has some wheels and a rope too. A pully can help by sending a heavy object on to a high platform.
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About Me
- Dr. O
- Toronto, Ontario, Canada
- I am 7. I am in Grade 2. I like Lego and I like reading. I like playing on the computer too.
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