The Bluffton library will host Cupcake Challenge 2011 from 1 to 2 p.m. March 5 in the library's large meeting room. Participants will bake and decorate a batch of cupcakes to be tasted and judged by the public. The event is free and open to the public. Prizes will be awarded in the following categories: Prettiest Cupcake, Tastiest Cupcake, Most Unique Cupcake and Kids Only (for ages 12 and younger). Registration is required by Tuesday. To register, stop by the Reference Desk or call 843-255-6503.