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Navajo boy
Suitable for a range of sensory
This set of assorted blindfolds is ideal for teachers looking to enhance sensory activities
strategic thinking and logical reasoning — perfect for STEM learning
quite simply and clearly
Thermal Conductivity Bars Clearance Navajo boyThe 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
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