You will need to get 4 pots. Put 1 pasta shell in one, 2 in another, 3 in another and 4 in the last one. Label them a, b, c, d. The children will need to shake the pot and predict how many pasta shells there are in each pot. They will then open the pot to see how many shells are in the pot, to compare their prediction with the result.
x3 differentiated worksheets