Thermal Conductivity Bars Age 4-5 10Ω 2W resistor

10Ω 2W resistor

reed switch

These colourful tongs are the right size for young children to practise the pencil grip in preparation for learning to write

Age suitability: 3 years+

Tweezers – These easy grip tweezers will help your child develop their pincer grasp

Thermal Conductivity Bars Age 4-5 10Ω 2W resistorThe 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