Pay in 4 interest-free payments of $7.50 Learn more
Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
or you may end up with lumpy stuffing
Please note: these gift cards can only be used in-store
Press the buttons for light and sound effects
Continue mixing new colours and flavours in other containers
Thames & Kosmos - T550022 | Geek & Co. Science: Glowing Crystal Geode Science Kit salePrice or you may end upCreate your own crystal geode a round rock containing a crystal filled cavity. First, cast a plaster geode shell in the mould and then fill it with a crystal growing alum salt solution. The crystal solution contains an ultraviolet luminous pigment that gets incorporated into the crystals as they form, resulting in a geode that glows in ultraviolet light. An ultraviolet flashlight with holder, as well as a display stand for the geode, are included.
US$ 85.00
US$ 23.00
US$ 85.00
