Johnson County residents will have the opportunity to choose from several activities during the annual open house from 9 a.m. to 3 p.m. April 30 at the Timber-Ridge Adventure Center, 12300 Homestead Lane, Olathe. It’s a free event.

Choices include canoeing, kayaking, pedal boating, hiking, BB gun shooting and archery. Participants need to be 8 years or older for the BB gun and archery range activities.

Fishing is also available, however participants age 16 and older are required to have Kansas fishing license. Licenses will not be sold on site. Cops n’ Bobbers will be on site with poles and bait available for use or participants may bring their own.

An open climbing event for interested parties ages 12 and older will take place. Climbers need to pre-register as enrollment is limited to 40 people. Climbing participants are required to complete medical and liability releases prior to participating. Children under the age of 18 must have parent or guardian’s signature.

To register or for more information, call 913-856-8849.