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Algebraic thinking is a central component for 5th grade math. In this series, practice identifying number patterns, plotting on a coordinate grid, and solving for x in a variable expression.

Whether by sea or by land, kids will sharpen 5th grade geometry skills in a fun way with this workbook.

If your child loves math puzzles like KenKen or Sudoku, she'll enjoy these mind-bending exercises! Practice multiplication, division and even some algebra with these puzzles.

This workbook will challenge your fourth grader with math formulas, shapes practice and angle activities. Kids will also learn how to find areas and perimeters, classify triangles and calculate time.

This book is all about logic puzzles, challenging kids to crack codes and determine answers by process of elimination and by observing clues. It exercises skills like reading, planning and reasoning.