Year 2 Mastery of Number Bar modelling is a very powerful strategy as it allows children to visualise maths concepts to solve problems. More and more teachers are using this approach. We have just published a new set of worksheets using bar modelling to help with understanding tens and ones. Our second new set of worksheets for Year 2 is a more ‘open-ended’ look at finding 2-digit numbers using number cards. Go to Year 2 Number