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Thank you to everybody who had a go at this activity and sent in their thoughts. We received lots of solutions for Approaching Midnight, and these can be found on the solutions page for Approaching Midnight Jump Straight In.
We haven't received any solutions that are specific to this version of the activity yet. Please email us if you have any ideas about this game that you'd like to share with us.
Nine squares with side lengths 1, 4, 7, 8, 9, 10, 14, 15, and 18 cm can be fitted together to form a rectangle. What are the dimensions of the rectangle?