Rules: The puzzle consists of 4 rods and a number of disks of different sizes which can slide onto any rod. Move the stack of discs to a different rod in the same order. Only smaller discs can be placed on larger ones. The minimal number of moves required to solve a Tower of Hanoi puzzle is 2n − 1, where n is the number of disks

Rules: Fill a 9×9 grid with numbers so that each row, column and 3×3 section contain all of the digits between 1 and 9

Rules: Fill the blank squares with only numbers 1-9 so that the numbers add up to the corresponding clues. Each horizontal row will have a clue to the left and each vertical row will have a clue above

Rules: Form the image using the shapes provided.

Rules: Rearrange the numbers in the grid so that the sum of the numbers in each row, column and leading diagonal are the same

Rules: Fill the game board with the counters from both boxes. Avoid lining up four numbers with a common factor (other than one)