The Imbucare Box with Ball is typically the first Imbucare material introduced in the toddler environment, making it an essential anchor for the beginning of your object permanence sequence. The spherical form requires no orientation, allowing very young toddlers around 12 months to experience immediate success and build the foundational understanding that an object hidden from view continues to exist. Its simplicity makes it an ideal observation point for tracking a child's earliest hand-eye coordination and readiness to move into the more complex shapes in the Imbucare series.