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From only the page numbers on one sheet of newspaper, can you work out how many sheets there are altogether?

Lauren and Thomas tell their ages in terms of sums of squares. Can you work out how old they really are?

A tetrahedron has each corner cut off to produce a solid. What is the total length of the edges of this solid?

I made a list of every number that is the units digit of at least one prime number. How many digits appear in the list?

Weekly Problem 4 - 2017
Tommy's tankard holds 480ml when it is one quarter empty. How much does it hold when it is one quarter full?

The diagram shows 8 shaded squares inside a circle. What is the shaded area?

What is the smallest number of colours needed to paint the faces of a regular octahedron so that no adjacent faces are the same colour?

The diagrams show squares placed inside semicircles. What is the ratio of the shaded areas?

Weekly Problem 26 - 2014
Which of the given numbers is divisible by 6?