Thursday, 12 January 2017

An old old balance

Act 1

What a great way to help us learn about the past, bringing in your great-granddad's scales!

Watch this video:

What do you notice? What do you wonder?

Act 2

The scales are set to balance when the pan weights 50 grams. (That's 1¾ ounces.)
Just moving the weight for a moment, so you can see the 50:

How many pattern block squares would you estimate would balance the scales with the weight on 50 grams?

Act 3

Watch the video:

Picture below:

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