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Assorted Swell Polymer Spheres

Regular Price: £15.00

Special Price £7.50



Amaze and inspire children and adults alike with these Swell Polymer Spheres from Copernicus.

Specially crafted using a chemical known as a superabsorbent polymer, these clever little balls absorb water and swell up to 300 times their original size.

The perfect gift to delight and enthuse little ones, the Copernicus Swell Polymer Spheres are sure to provide fun for hours on end.

Please note: These Swell Polymer Spheres are suited to children aged 8+ and are available in assorted colours and therefore you will receive one of the available finishes.


  • Exciting kit from Copernicus
  • Inspires budding scientists and chemists
  • Each sphere swells up to 300 times its size

Customer Service

Click & Collect
It’s as simple as it sounds. A complimentary service, select either our Marylebone or Chelsea store at checkout and we’ll contact you when your order is ready, within just 2-5 working days.
Let us do the lifting. With our two-man furniture delivery service from £60, door-to-door tracked delivery from just £5.95, and international shipping to over 70 countries – what more could you wish for? If you're ordering furniture, we will contact you with a delivery time slot, which you then have the option to change to whenever best suits you. For all other deliveries, we’ll provide you with a unique tracking number so you can follow your order’s journey from us, to you.
0DFE5D9A-92E1-46A8-B28A-8DA9694C5245 Questions?

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Enjoy 10% off your first order

Enjoy 10% off your first order

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