Letterbox Lab Marvellous Mixtures Science Experiments Box


Product Details

If this doesn't get curious little minds interested in science we don't know what will! And it might just get a few grown ups hooked too. Not only does the Marvellous Mixtures box fit easily through your letterbox, it's chock-full of everything inquisitive kids need to do a bunch of different science experiments. There's the Incredible Inks with hidden colours, Rainbow Glasses that turn every light into a spectacle of colour, the amazing mixture that creates squirmy worms – and more. Who knows, you could end up nurturing a future Nobel Prize winner...



  • 1 x child sized safety goggles
  • 7 x pair extra small safety gloves
  • 1 x sheet blotting paper
  • 1 x card template
  • 1 x pair children's scissors
  • 1 x button badge
  • 1 x pencil 
  • 1 x plastic measuring cylinder
  • 1 x instruction booklet
  • 3 x felt tip pen
  • 7 x blotting paper strips
  • 1 x petri dish
  • 4 x sugar coated sweets
  • 2 x 1g salt bottle
  • 1 x spinning top
  • 1 x pair card glasses frames
  • 2 x rainbow lens
  • 8 x glue dots
  • 1 x 7g citric acid bottle
  • 1 x 7g sodium bicarbonte bottle
  • 2 x latex balloons
  • 1 x paper cone 'funnel'
  • 4 x bottle food dye
  • 3 x sugar sachet
  • 1 x 1.5g sodium alginate bottle
  • 1 x 5g calcium lactate bottle
  • 6 x plastic pipette
  • 2 x disposable wooden spoon


Standard safety advice for chemistry sets:

  • Not suitable for children under 8 years. 
  • Contains small parts that pose a choking hazard to children under 36 months. 
  • For use under supervision. 
  • Contains some chemicals which present a hazard to health. Read the instructions before use, follow them and keep them for reference. 
  • Do not allow chemicals to come into contact with any part of the body, particularly the mouth and eyes. 
  • Keep small children and animals away from experiments. Keep the experimental set out of reach of children under 8 years old.
  • Eye protection for supervising is not included. 
  • Contains balloons made of natural rubber latex. Children under eight years can choke or suffocate on uninflated or broken balloons. Supervision required. Keep uninflated balloons from children. Discard broken balloons at once. 
  • Contains scissors with sharp edgesfor use under supervision.
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