Tag Archives: density

Lava Lamps

Have you ever seen a lava lamp? Well… in this awesome experiment you can make your own! You will need Tall / large clear glass or plastic cup Oil Water Food colouring Fizzy tablet (vitamin C or Alkazeltzor tablets work well) Method Fill the glass a third with tap water. Add food colouring of your…

The Colour Exchange

Try this awesome experiment at home! First look at the video below and see if you can predict what science is going on! HERES A CLUE: you’ll need to think about the words density and convection. Equipment: 2 identical drinking glasses, 2 different colours of food colouring (ideally ones that are not similar), some card…