Lung Volume Bag Kit Age 7-8 then players must race to

then players must race to place all of the shaped plastic pieces into the correct slots before the timer expires and throws them all into the air

Dig into some serious fun with this fascinating mineral collection kit

Equipped with a comfortable wheel

By making measurements it is also possible to calculate the speed of sound

Lung Volume Bag Kit Age 7-8 then players must race toA kit comprising four lung bags, with holders (rubber bands) and mouthpieces designed for investigations into lung capacity. The bag is made of durable plastic and is silk screened with graduations up to six litres. Useful for comparing lung volume with height, age etc. Instructions included