Colourbright Sand Timer 1 Min Green Face & Headwear A tensiometer is a closed

A tensiometer is a closed tube with a special ceramic part in its end

Junior Mask fitted with plastic safety lens and TPR gasket for excellent seal and comfortable fit

Hand crafted in Liverpool

this game will certainly make an impact and is made from hard wearing plastic

what a fantastic way to engage your children in mathematical learning outdoors

Colourbright Sand Timer 1 Min Green Face & Headwear A tensiometer is a closedOur new range of excellent value robust sand timers offer the same traditional visual demonstration of the passing of time, but with a new rounded design including a shatterproof plastic barrier to protect the sleek modernised glass bulb inside. Easy to understand for young children, ideal for use in timed games or activities and for timing experiments in maths or science. Colour coded to match the other sand timers in our TickiT range, with clearly