The 53rd annual Dallastown Area High School Science and Engineering Fair will take place Friday through Sunday.

More than 300 student projects are registered in 11 scientific categories. Projects will be judged by a team of scientists and engineers who have volunteered their time and talents.

Projects will be displayed in the high school science classrooms, and the fair is open to the public 6-9 p.m. Saturday and 1-3 p.m. Sunday. An awards program start at 3 p.m. Sunday in the high school auditorium.

Ribbons and special cash awards will be given.