Discover a fantastical, shape-shifting world of color! Simply fill with gems, hold up to light and spin for a spectacle of colorful revolving shapes. Easy no-glue assembly Personalize and decorate any way you like Includes reflective mirror inserts, translucent gems and instructions Mylar mirror sheets fold in thirds and insert inside the scope Plastic end cap seals in the beads Scopes have a cardboard ring to hold steady as the scope itself is spun Decorative supplies not included Assembled kaleidoscopes measure 7-1/2"L x 1-3/4"Dia. Ages 4 and up / Grades PreK and up