This black box reveals random values of some important, but
unusual, mathematical functions. Can you deduce the purpose of the
How many divisors does factorial n (n!) have?
Make a line of green and a line of yellow rods so that the lines
differ in length by one (a white rod)
A weekly challenge concerning prime numbers.
An introduction to proof by contradiction, a powerful method of mathematical proof.
A game in which players take it in turns to choose a number. Can you block your opponent?
Take any prime number greater than 3 , square it and subtract one.
Working on the building blocks will help you to explain what is
special about your results.
This group tasks allows you to search for arithmetic progressions
in the prime numbers. How many of the challenges will you discover