Lab Putty - Color Changing
A high-value classroom science material that blends sensory play with real learning—durable, reusable, and endlessly fascinating at an affordable price point.
• Color-changing science putty transforms from orange to yellow with the warmth of a child’s hands, introducing early concepts of heat, temperature, and cause-and-effect
• Supports hands-on STEM exploration as children observe, predict, and experiment with how warmth accelerates color change
• Encourages focus, calm, and self-regulation through quiet sensory play, making it ideal for classrooms, calming corners, and science centers
• Soft, stretchy, and never-dry formula strengthens fine motor skills through squeezing, pulling, rolling, and reshaping
• Compact round tin keeps putty contained for easy desk storage, individual use, or take-home science exploration
• Great for group demonstrations, individual discovery, or guided lessons on physical changes and sensory science
• Designed for early learners ages 4+, with engaging visual feedback that keeps children curious and engaged
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Why Choose Us
What Makes Constructive Playthings Better?
Experienced
For the past 70 years, each product is selected based on our knowledge of early childhood education combined with research insights, observations of young children in the classroom, and feedback from our customers
Full Service
Our full-service team is available to take you through the entire purchasing process. We have been supplying early-childhood educators with quality products for over 70 years! Connect with us and we can help you with planning, budgeting, designing, and ordering.
Quality Commitment
We stand behind every one of our products and are confident they will become high-caliber additions to any classroom or home. We are committed to offering sustainable solutions for educators. In addition to constantly seeking out new ways to create products that will encourage the longevity of our planet, we have taken steps to build an eco-friendly workplace.
Resource Guidelines
We are dedicated to staying up to date and providing early childhood educators with the resources they need. We update our classroom layouts and guides as new criteria and product offerings evolve, and ensure all materials within these guides meet NAEYC, ITERS-3, ECERS-3, and Head Start standards.
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