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Who is the best and fastest builder
20 (wing) nuts
15 x green
15 small pieces of wood (2 holes - 7
reken weegschaal educatief Who is the best andMake sure your scale is always balanced by having the same amount on both sides. In this way, your child will learn that there are different ways to arrive at the same outcome and practice splitting them. They also discover that if you hang the weight further or closer to the central point, the weight is distributed differently. Contents scale 20 weights of 10 grams
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