How Do You Get a Boat Up a Hill?

5/17/2013

Today we learned how the Great Lakes can connect, even though one is much lower than the others!

Since I've been to Foxton Locks in England, I thought I could explain it best by showing you a video of how those locks work. They're smaller than the system used for the Great Lakes, but they're just as ingenious.

As you watch the video below (it's about 7 minutes long, and you don't need sound), see if you can identify the:

Reservoir
Crank
Lock
Door

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Mrs. Thomas teaches 4th grade at the McCarthy School in Peabody, MA.

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