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How many different cuboids can you make when you use four CDs or DVDs? How about using five, then six?

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We need to wrap up this cube-shaped present, remembering that we can have no overlaps. What shapes can you find to use?

Cereal Packets

Stage: 2 Challenge Level: Challenge Level:2 Challenge Level:2

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The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice. More information on many of our other activities can be found here.
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NRICH is part of the family of activities in the Millennium Mathematics Project.