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160 framework equilateral triangles
1 White Boy
The kit comprises:
problem‑solving and critical thinking skills through interactive play and exploration
Children aged 2 years and above
Thermal Conductivity Bars Clearance 160 framework equilateral trianglesThe thermal conductivity set comprises four metal bars held firmly together in parallel with a plastic rigid carrier. The metals are copper, aluminium, brass and steel. Each bar has a Liquid Crystal temperature sensitive strip attached and its conductivity value marked on the back of the carrier. The liquid crystal strips have 8 boxes and change to a green colour at about 40C. What the Colours Show The thermochromic Liquid Crystal used in Conductivity
US$ 15.34
US$ 140.76