U.S. President Barack Obama holds up a design made by a home made "bot" built by an 11 year old from Auburn, California, Sylvia Todd, as he hosts a White House Science Fair in the State Dining ...

A science, engineering and technology design contest by area middle school students takes place at the annual Engineering, Experimentation, Exploration Fair from 9 a.m. to 2 p.m. April 29 in Clark ...