Kids can create their own underwater kingdom with the Nickelodeon Experimake Colourful Crystal Aquarium Science Kit. With this unique crystal aquarium science kit, the fun never ends! Add the coloured rocks to the aquarium and add the solution, then watch as the crystals start to grow. This set includes everything required to discover their next experiment. Unlock an underwater kingdom with this colourful crystal aquarium science kit from Experimake Add the coloured rocks to the aquarium and add the solution to watch the crystals grow This fun science kit comes with everything kids need to discover their next experiment Experimake: created by scientists, fun for kids Includes: 1 x Aquarium, 1 x background insert, 2 x 100ml sodium sulphate solutions, and coloured growing rocks Suitable for ages 8 years +