Identify Primes or factors with the sieve
Sort the numbers into the Venn Diagram according to the factors you have chosen.
Build a factor tree to show the prime factors of a number. Also fInd HCF or LCM
This activity will find the factors of your chosen number, or will ask you to find the next prime number above the one given.
Get four counters up the legs of the Octopi by finding multiples of factor given. 2 player or against the computer . Y4
Put in a number and check if it is prime. Some challenges to do
Find the Square Numbers on the ducks.