Unlock Learning Fun with Lock and Key Toys! This Montessori-inspired lock and key set comes with apple-shaped locks designed to teach kids both locking and unlocking skills, enhancing their fine motor development. Each lock is color-coded and numbered from 1 to 5, with matching keys that help children practice sorting, counting, and matching, all while improving hand-eye coordination. This engaging, hands-on activity nurtures essential problem-solving skills while making learning fun. A perfect educational gift for birthdays or holidays! Unlock Counting & Color Fun: Adorable apple-shaped locks numbered 1-5 with matching dots on the back! Kids match keys to unlock treasures, mastering numbers, counting, and color recognition through play. Build Little Problem Solvers: 5 chunky keys and 10 double-sided cards (numbers + cute animal/fruit patterns) spark critical thinking. Only the right key opens each lock – a Montessori self-correction challenge! Boost Fine Motor Skills: Inserting and twisting keys strengthens tiny fingers, improving hand-eye coordination and pre-writing dexterity. Perfect for home or classroom skill-building! Learn Through Play: Secretly teach math basics! Match keys to numbered locks, sort by color, or use cards for counting games – endless ways to grow young minds. Ready-to-Gift Adventure: Bright macaron-colored locks, sturdy ABS plastic, and thick laminated cards come in a gift-ready box. Ideal for birthdays, holidays, or Montessori preschools! Safe & Kid-Approved: Rounded edges, ABS materials, and easy-grip keys (3.0” tall) ensure safe play. Designed for ages 3+ to withstand daily discovery.