ACWORTH, Ga. -- Acworth Parks and Recreation is pleased to announce the return of karate classes for children and tai chi lessons for adults.

Karate teaches children concentration skills, patience and respect, and promotes physical fitness. The classes are $75 for a two-month session; they are held Mondays and Wednesdays at 6 p.m. starting Dec. 5.

Meanwhile, adult tai chi classes are $100 for a two-month session. Participants have the choice of taking beginner, intermediate or advanced classes, all of which are taught by a certified master instructor and 7th degree black belt.

Classes take place at the Roberts School Community and Education Center (4681 School Street).

For more information or to register for classes, visit www.acworth.org/aprd.

The entry deadline is nearing for the 2011 'Fun in the Park' photo contest.

As you are out enjoying Cobb County Parks, Recreation and Cultural Affairs' parks and activities, be sure to bring your camera and capture the fun and memories of your sports activities, the beauty of nature and wildlife in the parks, and anything else that shows why you enjoy your day at the park.

KENNESAW, Ga. -- North Cobb Christian School will host a LEGO Building Competition where one lucky participant will win a coveted LEGO Star Wars Death Star set.

On Friday, Oct. 14, children in 4th, 5th and 6th grades are invited to attend a competition at the school. All entrants will receive basic LEGO sets for participating, and the first three builders at each grade level to accurately complete a building assignment will advance to the final round for the chance to win the Death Star set.

There is only space for 50 children from each grade level and spots are filling up fast.

To sign up, call Mark Justice at 678-355-3124 or email Ben Carr at bcarr@ncchristian.org.

The competition will begin at 6 p.m. on Oct. 14. North Cobb Christian School is located at 4500 Lakeview Drive in Kennesaw.