Central objective: marshmallows — practical, hands-on tools for early childhood education and child care centers to teach counting, STEM/STEAM concepts, and sensory development. Supporting elements: related articles (From Marshmallows to Mastery; STEAM Playground; Snow Much Fun), a ready resource "Math Mittens" (featuring Math Mittens with Marshmallows), and seasonal/activity ideas to bring playful, curriculum-aligned learning to your classroom.