From WikiBrite: The Rainbow Brite WIki
Star shaped jewels that are formed from Color Crystals. Each star contains the ability to brighten and color an object or place. The sprinkles are made in a few ways.
1: In the books, and in the songs such as "Prismatism" it is stated that Color Crystals are shattered and break in to star shaped sprinkles.
Crushing Color Crystals to make Sprinkles
2:
Star Sprinkled: the Color Crystals are crushed in the a puddy or dough and cut in to star shapes with star cookie cutters. Then the star shapes are heated, upon heating they shrink in the small sizes. Similar to a "Shrinky Dink".
