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Palindromic date

7 to 11

What is the date in February 2002 where the 8 digits are palindromic if the date is written in the British way?

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Climbing powers

16 to 18

Does it make any difference how we write powers of powers?

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Prison cells

7 to 11

There are 78 prisoners in a square cell block of twelve cells. The clever prison warder arranged them so there were 25 along each wall of the prison block. How did he do it?

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An unhappy end

11 to 14

Two engines, at opposite ends of a single track railway line, set off towards one another just as a fly, sitting on the front of one of the engines, sets off flying along the railway line...

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Rollin' rollin' rollin'

11 to 14

Two circles of equal radius touch at P. One circle is fixed whilst the other moves, rolling without slipping, all the way round. How many times does the moving coin revolve before returning to P?