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Funtime Gifts Hand Boilers

£9.49

Colour

FUNTIME GIFTS  HAND BOILERS

Hold the glass and watch the liquid magically boil! When you hold the lower part of the glass tube the liquid shoots up to the upper portion and seemingly boils. Hold the top section and liquid returns to the lower element. 4 colours to choose from Blue,Orange,Green and Purple or colect all 4!

  • Demonstrates Charles's Law and energy transfer
  • Fascinating to watch
  • 4 colours avaliable
  • A fabulous science discovery gift
  • Size 19cm high,6.5cm width 4.5cm depth approx
  • This is not a toy and not for use by children.