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0) Play with the crane for about 5 to 10 minutes - carefully - make sure there is enough thread out so that you don't break it.
0) Play with the crane for about 5 to 10 minutes - carefully - make sure there is enough thread out so that you don't break it.
Then, answer the following questions in your notebooks!
Then, answer the following questions in your notebooks!
1) What does a crane do?
1) What does a crane do?
What does a crane do? Where have you seen cranes like this?
2) What do the outriggers do?
2) What do the outriggers do?
What do the outriggers do? They are the things that move indicated in the picture.
3) What happens when you turn the yellow lights at the top?
3) What happens when you turn the yellow lights at the top?
What happens when you turn the yellow lights at top? Why do you think you would want all the wheels to turn, and not just the front two wheels? How does this work? Look at the things that are moving in the crane as you turn the yellow lights.
4) What are the black things on the crane? What do they do on real cranes?
4) What are the black things on the crane? What do they do on real cranes?
On the back of the crane, there are black things that say 2T. What do they do on real cranes? Why are they important?
5) What happens when you turn each of the nobs on the crane? What happens inside?
5) What happens when you turn each of the nobs on the crane? What happens inside?
For all these questions, talk about the gears and axles.
A) What happens when you turn the front nob on the right?
B) What happen when you turn the back nob on the right?
C) What happens when you turn the nob on the left?
6) Draw a picture of the crane showing what it does.
6) Draw a picture of the crane showing what it does.
This how Stuff Works Article might help you.
7) Real Crane
7) Real Crane
This is a picture of a real crane. It is quite similar to Lego Crane, except the Lego crane has only one telescoping section.
Here is a link to a How Stuff Works Article on Cranes.
And a video:
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