£5.00

You simply turn them upside down and watch the two differently coloured bubbles simultaneously walk down the staircase to the bottom of the tube. The liquid timer takes approx 1 min to run through. Captivating liquid timer

  • Popular sensory aid
  • Entrancing colours & flow
  • Use to teach colours & the concept of time
  • Measures: 13 x 10cm

More information below.

 

In stock