Smithsonian® Electronic Crystal Growing Kit

NSI International Smithsonian Magic Rocks Kit, 1 ct - Jay C Food

New science board games. Electric crystal growing. Crystal

Smithsonian Crystal Growing

Condition is New.

Kids Crystal Growing Kit Smithsonian Educational Science Fun 10 Yrs and Up!

Smithsonian Crystal Growing Kit - Electronic Crystals

Magic rocks instant crystal growing kit. Create a brilliant underwater garden. Rocks grow to different heights up to 4. Includes 1 space background print, 1 sticker sheet, 1 tank and detailed instructions. Adult supervision required.

Smithsonian - Magic Rocks

Smithsonian® Mega Science Lab

Smithsonian Electronic Crystal Growing 35x23 inch

Smithsonian® Crystal Growing - Young Explorers Creative

Smithsonian Crystal Growing Kit Directions

Smithsonian - Crystal Growing

Smithsonian Magic Rocks Kit : Target