Description Designed for children ages 6-7, the Facto Kinder series (4 volumes) is a creative thinking math program consisting of Volume A (Measurement & Numbers), Volume B (Puzzles & Geometry), Volume C (Operations & Space), and Volume D (Patterns & Problem-Solving). The Facto Kinder series goes beyond the simple number learning and number play typical before age 6, helping children build strong foundational math concepts through a variety of thinking activities that develop true problem-solving and reasoning skills. Measurement & Numbers 01 Comparing Lengths 02 Learning to Tell Time (O'Clock) 03 Comparing Areas 04 Learning to Tell Time (Half Past) 05 Learning to Tell Time (Hours and Minutes) 06 Comparing Weights 07 Morning and Afternoon 08 Comparing Volume/Capacity 09 Learning the Calendar 10 Learning About a Year Numbers 01 Learning 11-15 02 Learning 16-20 03 Numbers up to 20 (1) 04 Numbers up to 20 (2) 05 10, 20, 30, 40, 50 06 Learning 21-50 07 Numbers up to 50 08 Comparing Number Size 09 Skip Counting 10 Smaller Numbers, Bigger Numbers Puzzles 01 Spot the Difference 02 Number Connecting Puzzle 03 Tetrominoes 04 Find the Same Picture 05 Path Connecting Puzzle 06 Sudoku 07 Hidden Picture Puzzle 08 Twin Puzzle 09 Jigsaw Puzzle 10 Path Linking Puzzle Geometry 01 Parts and Whole 02 Sorting Shapes 03 Rotating Shapes 04 Making Shapes 05 Drawing the Same Picture 06 Making Symmetry 07 Finding Shadows 08 Finding Hidden Shapes 09 Heart Puzzle 10 Coloring the Same Way Patterns 01 Completing the Flower Garden 02 Relationship Between Two Shapes 03 Organizing the Kitchen 04 Matrix Patterns 05 Decorating the Christmas Tree 06 Repeating Number Patterns 07 Relationships Between Changing Shapes 08 Patterns in Motion 09 Patterns in Changing Numbers 10 Patterns in Moving Colors Problem-Solving 01 Finding What Fits the Condition 02 Finding Common Features 03 Learning About Location 04 Dividing Equally 05 Matchstick Puzzle 06 Sorting 07 Finding Momo 08 Ladder Game 09 Making Guesses 10 Coloring the Same Way Operations 01 Combining Numbers up to 9 02 Splitting Numbers up to 9 03 Combining and Splitting Numbers up to 9 04 Learning Addition 05 Doing Addition 06 Learning Subtraction 07 Doing Subtraction 08 Making 10 09 Subtracting from 10 10 Addition and Subtraction Space 01 Sorting Shapes 02 Folding and Cutting Colored Paper 03 Learning About 3D Shapes 04 Arranging in Order 05 Making Shapes 06 Same Shape, Different Shape 07 Shapes Traced from the Floor 08 Counting Blocks 09 Finding Top, Front, and Side Views 10 Counting Large Blocks