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and surface tension
light-hearted moments of parenthood
A best seller
A must-have guided journal to nurture a deeper connection to your 5-to-8 year old son filled with adorable
Newtons Cradle yellow and surface tensionMade with high quality steel and plastic, Project Blueprints Newtons Cradle features a smooth black base, bright blue frames, and 5 shiny connected steel balls that swing back and forth. To operate, pull back the polished steel ball on one end and then let it fall to create a transfer of energy setting the line of globes into motion. Provides a soothing visual experience and works great as an office decoration or fidget toy. Age Grade: 8+ Batteries
