What's the gap?
Saying the next 10s number; Finding how many to the next 10s number, e.g. 36 + ? = 40
Blues and Twos
Counting in 2s from 1 and from 2
Counting in 10s from 10
Telling the time to the hour on analogue and digital clocks
Give me 5...or 6 or 7
Finding pairs with a total of 5, 6 and 7