Give your students a strong foundation in addition with this comprehensive 1st Grade Addition Strategies Partner Games Bundle. This printable and digital (google slides) math center resource combines Number Bonds to 10 and 20, Missing Addends to 10 and 20, and Doubles & Near Doubles Within 20 to help students develop deep number sense, strengthen fact families, and apply efficient mental math strategies. Perfect for 1st grade math centers, small groups, morning work, review, intervention, assess