### There are 15 results

Broad Topics >

3D Geometry, Shape and Space > Cuboids

##### Age 7 to 11 Challenge Level:

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

##### Age 7 to 11 Challenge Level:

We went to the cinema and decided to buy some bags of popcorn so we
asked about the prices. Investigate how much popcorn each bag holds
so find out which we might have bought.

##### Age 7 to 11 Challenge Level:

How can you put five cereal packets together to make different
shapes if you must put them face-to-face?

##### Age 7 to 11 Challenge Level:

What is the smallest cuboid that you can put in this box so that
you cannot fit another that's the same into it?

##### Age 7 to 11 Challenge Level:

Let's say you can only use two different lengths - 2 units and 4 units. Using just these 2 lengths as the edges how many different cuboids can you make?

##### Age 7 to 11 Challenge Level:

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

##### Age 7 to 11 Challenge Level:

If you had 36 cubes, what different cuboids could you make?

##### Age 7 to 11 Challenge Level:

What is the largest cuboid you can wrap in an A3 sheet of paper?

##### Age 7 to 11 Challenge Level:

What size square should you cut out of each corner of a 10 x 10
grid to make the box that would hold the greatest number of cubes?

##### Age 11 to 14 Challenge Level:

Find a cuboid (with edges of integer values) that has a surface
area of exactly 100 square units. Is there more than one? Can you
find them all?

##### Age 11 to 14 Challenge Level:

How can you change the surface area of a cuboid but keep its volume the same? How can you change the volume but keep the surface area the same?

##### Age 7 to 11 Challenge Level:

Are these statements always true, sometimes true or never true?

##### Age 11 to 14 Challenge Level:

A box has faces with areas 3, 12 and 25 square centimetres. What is
the volume of the box?

##### Age 11 to 14 Challenge Level:

What is the greatest volume you can get for a rectangular (cuboid)
parcel if the maximum combined length and girth are 2 metres?

##### Age 11 to 14 Challenge Level:

According to Plutarch, the Greeks found all the rectangles with
integer sides, whose areas are equal to their perimeters. Can you
find them? What rectangular boxes, with integer sides, have. . . .