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Instructions for Pupils
1) Click 
to begin.
2) Read each problem.
3) Use the 
tool to move the manipulatives and build a model to solve the problem.
4) Use the tool to select the correct answer.
5) Click 
when you're done.
Teacher Notes (not visible to pupils)
Level 4: I can create and solve an addition word problem that includes unknowns when given three numbers. Level 3: I can solve word problems with addition, including three numbers and unknowns, within 20. *I can understand essential vocabulary, such as: Unknown, Addition, Solve *I can add three numbers within 20. *I can add combinations of three numbers and unknowns within 20. *I can solve word problems within 10 using addition strategies.
