In this feature, we have collected together some puzzling problems that challenge students to think mathematically. We hope these tasks will offer all students opportunities to be successful.
problem
Multiples Sudoku
Age
11 to 14
Challenge level
Each clue in this Sudoku is the product of the two numbers in adjacent cells.
problem
Shape products
Age
11 to 14
Challenge level
These eleven shapes each stand for a different number. Can you use the multiplication sums to work out what they are?
problem
Number families
Age
11 to 14
Challenge level
How many different number families can you find?
problem
Alison's quilt
Age
11 to 14
Challenge level
Nine squares are fitted together to form a rectangle. Can you find its dimensions?
list
Factors, multiple and primes - short problems
A collection of short problems on factors, multiples and primes.