Thinking Blocks Interactive Tutorials– Model and solve word problems with multiplication and division.  Online interactive tutorial (Third-Fifth).

Online Word Problems with Multiplication and Division Level 1

Word Problem Set 1
Word Problem Set 2
Word Problem Set 3
Word Problem Set 4
Word Problem Set 5
Word Problem Set 6
Word Problem Set 7
Word Problem Set 8

Online Word Problems with Multiplication and Division Level 2

Word Problem Set 1
Word Problem Set 2
Word Problem Set 3
Word Problem Set 4
Word Problem Set 5
Word Problem Set 6
Word Problem Set 7
Word Problem Set 8

CCSS.MATH.CONTENT.3.OA.A.3
Use multiplication and division within 100 to solve word problems in situations involving equal groups, arrays, and measurement quantities, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.

CCSS.MATH.CONTENT.4.OA.A.2
Multiply or divide to solve word problems involving multiplicative comparison, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem, distinguishing multiplicative comparison from additive comparison.