Page 17 - Beavers: Skilful Dam Constructors

tree, which, again, directly falls into the water. Then

another, then another, then another... All the trees which
the beavers cut down break and fall into the water. It is
as if the beavers start gnawing the trees after making

calculations to ensure that they will fall into the water.
Karim is surprised because he had not thought of
such a way of avoiding carrying the trees. He tells Imran

what he thinks and finds that he is of the same opinion:

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