Snap, Crackle and Pop the early 1990s, but later returned to their original elf-like form. Likewise, there was briefly a fourth gnome in the 1950s named Pow who represented the claimed explosive nutritional value of Rice Krispies. Leo Burnett Worldwide assigned Chicago-based cartoonist Don Margolis to do Snap, Crackle and Pop for the Rice Krispies boxes as well as other applications. Davidson Marketing also used him for their Rice Krispies assignments. Don did the three gnomes until the end of 1998. "Snap", "crackle" and "pop" are terms, based on the Rice Krispies mascots, used for the fourth, fifth and sixth time derivatives of position.
Rice Krispies in advertising on Rice Krispies boxes. Claims made by the company included "now helps support your child's immunity" and "has been improved to include antioxidants and nutrients that your family needs to help them stay healthy." The FTC had previously found fault with Kellogg's claims that Frosted Mini-Wheats cereal improved kids' attentiveness by nearly 20%. The names of other products within the Rice Krispies family vary depending on where they are sold: Many generic versions of Rice Krispies (including frosted and chocolate variants) have been produced by other manufacturers under many different names. Rice Krispies with dehydrated miniature marshmallows (Marshmallow