This versatile 4-compartment sorting tray helps children build Early Number Sense through hands-on exploration. As they sort and count manipulatives, children practice One-to-One Correspondence, develop Cardinality, and strengthen early Subitizing skills. The tray design also supports fine motor control, hand-eye coordination, logic and reasoning, and problem-solving, making it ideal for independent learning, math centers, and small-group activities. Product Highlights Sturdy 4-compartment molded tray Measures 11\” x 14\” x 2\” Compatible with most standard classroom counters (sold separately) Easy-to-clean, durable design for everyday classroom use Recommended for ages 3 years and up