This document describes a learning activity for kindergarten students based on Jean Piaget's cognitive developmental theory. The activity uses the story "The Very Hungry Caterpillar" to teach language arts, science, and math concepts while aligning with Piaget's ideas of active learning, social interaction, and developing schemas through experience. The activity provides opportunities for students to practice skills like counting, sequencing events, identifying letters and words, observing life cycles, and developing the concept of conservation in a meaningful way according to their developmental level.