Improve your pattern-recognition and estimation skills as you practice multiplication and division. Children use techniques like breaking down numbers and fast addition to arrive at the correct answer — and to understand the concepts behind the proc

Roly’s Road Trip Summer Packet—designed with busy families in mind—includes 10 pages of fun, travel-friendly activities, offering a smart, screen-free way to make the most of your summer.

Roly’s Road Trip Summer Packet—designed with busy families in mind—includes 10 pages of fun, travel-friendly activities, offering a smart, screen-free way to make the most of your summer.

Roly’s Road Trip Summer Packet—designed with busy families in mind—includes 10 pages of fun, travel-friendly activities, offering a smart, screen-free way to make the most of your summer.

The best kind of mental workout! Enjoy calculating the mystery numbers, identifying the mystery digits, spotting patterns, playing games, and even drawing pictures with these engaging math puzzles.

Set your child’s foundation for the math covered in upper grades by helping her master the patterns, tables and shortcuts involved in multiplication. This book covers basic to intermediate exercises.