Book excerpt: This set of four single-subject preschool workbooks is teacher-approved and blends Hidden Pictures(R) puzzles, humor, and skills practice to pave the way for school success. Each book is individually focused on a single subject area and is designed to help preschoolers acquire essential skills and lifelong learning confidence in a way they'll enjoy. COLORS, SHAPES, AND PATTERNS has activities in color identification, shape attributes, and pattern recognition. TRACING AND PEN CONTROL contains exercises to build fine-motor skills, pen control and prewriting skills, and shape recognition. NUMBERS includes activities in recognizing and writing the numbers 1 to 15, counting, and comparing and ordering numbers. LETTERS concentrates on alphabet order and beginning letter sounds, tracing and writing letters, and matching uppercase and lowercase letters.