What are the three categories of engineering models?

Kids hitting their growth milestones is essential because these checkpoints reflect how well their bodies and brains are developing during the most critical years of life. Each milestone—whether it’s physical growth, coordination, communication, or social interaction—helps signal that a child is progressing at a healthy pace and building the foundation they need for confidence, learning, and long-term success. When kids meet these milestones on time, it shows that they’re getting the right nutri