Add sparkle to your room & learn all about the science of crystals & circuits too with this crystal night light kit! Follow the step by step guide to grow your own beautiful crystal with potassium aluminium sulfate powder & then follow the instructions to wire up night light circuitry combining the two to make a stunning colour change night light! Brilliant for inquisitive minds, this project kit combines chemistry with physics in a practical experiment with stunning results! Grow your own crystal night light project kit Grow a crystal from scratch Light it up with a colour change LED! Wire up the LED circuit Learn how crystals form & how LEDs make light 16 page full colour work book included Suitable for ages 8yrs+