This Plus-Plus Tube contains 100 colorful interlocking pieces in a reusable, travel-friendly tube—perfect for creative play at home, in class, or on trips. This Tube includes clear step-by-step instructions and all pieces needed to construct a detailed T‑Rex, with extra parts for inventing original creatures and models. This building set promotes fine motor skills, spatial reasoning, and problem-solving while offering engaging, screen-free play that parents value. This Plus-Plus product is made from durable materials free from endocrine-disrupting substances and stores neatly in its compact tube for easy gifting or classroom use.