Expand children's problem-solving arsenal with this fundamentals of multiplication workbook.

This workbook offers a good range of multiplications activities to strengthen your third grader's math muscles.

In this arrays 101 workbook, we explore and practice concepts like multiplication, repeated addition, factors, and products — all using arrays!

Your child may be able to read a clock, but what about the passage of time? This workbook is all about elapsed time, and how to both estimate and calculate how much time has passed in between hours.