Updated to include even more! Bar models is designed so it is scaffolded in skill and level of difficulty. Students will be able to learn and practice one concept at a time before combining them to solve word problems at the end. The largest sum in Bar Models is 25, but it includes plenty of practice with single digits and 2 challenge sheets as well. Bar Models would be great to use as an introduction or reinforcement of this skill. Students will be able to: identify the missing number in a bar model identify the missing number in a bar model and apply it to an addition equation identify the missing number in a bar model and apply it to a subtraction equation identify the missing number in a bar model and apply it to both an addition & a subtraction equation Solve word problems using a bar model and write an equation. I’ve included some fun matching bar models and extra blank copies for each skill for you to fill in your own numbers for addition and subtraction supplemental practice. Enjoy! You may also want to check out My Number Bonds.