What number is missing? A great independent activity!
Numicon in Playdough on rockmyclassroom.com
Estimation Station. A cool idea for not only "how many?", but "more, less", "heaviest, lightest", etc. This will be easy to set up. Write down children's guesses and winner wins a prize.
Activity set up for parents morning - trying to encourage children to count on to find the total of 2 dice - EYFS numeracy.