Thames & Kosmos - T550022 | Geek & Co. Science: Glowing Crystal Geode Science Kit Brand_Crayola Avoid surprise attacks with the

Avoid surprise attacks with the Soldiers’ Patrol Boat

these balls also make an awesome stress reliever

Four unique positions offer something for every stage

Each Maple segment of the Rainbow Rattle can be flipped around to change the overall shape of the toy without becoming jumbled or tangled up

Do you like collecting things and stashing them away

Thames & Kosmos - T550022 | Geek & Co. Science: Glowing Crystal Geode Science Kit Brand_Crayola Avoid surprise attacks with theCreate 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.