Science Color Mixing SetRecommended Age: 3 5, Limited quantities for this discontinued item Explore the full spectrum of color mixing with this newest addition to the Primary Science line! Features a customizable kaleidoscope with color chips, spinning top with interchangeable color mixing discs, a 6 piece translucent color wheel, Color Mixing Glasses with 6 lenses, and 3 test tubes with lids and a dropper in a stand. Includes 10 Activity Cards and a Guide.