This Plus-Plus Big set includes 100 colorful, oversized pieces designed for smaller hands and bigger ideas, perfect for preschool play and hands-on learning. This open-ended construction toy encourages fine motor skill development while teaching color recognition, pattern building and sorting through creative play. This premium-feel box of basic colors features durable, interlocking pieces for building flat mosaics or imaginative 3D figures. This collection is free from endocrine-disrupting substances, offering parents a safe, high-quality option for early learning and play.