Geocache, hike, do citizen science this weekend at Minnesota parks

Whitewater State Park, 12:30-2 p.m. Saturday

• Prepare for a treasure hunt to find a hidden cache. If there is snow, bring your own snowshoes or use some of the park's. (1-507-312-2308, mndnr.gov)

Look for wildlife

Fort Snelling State Park, 1-2 p.m. Saturday

• Join the naturalist and search for wildlife. (612-725-2724, mndnr.gov)

Surviving the elements

Wild River State Park, 1-2 p.m. Saturday

Walk in the refuge

Minnesota Valley Wildlife Refuge, 10 a.m. Saturday

A half-mile walk with a naturalist, focused on the refuge wildlife.

Hyland Lake Park Reserve, 1-3 p.m. Saturday

• An open house for the park district's adapted skiing program, this is a great opportunity for individuals with any disability to try sit-skiing or guided skiing. Equipment provided. Co-sponsored by Courage Kenny. Reservations recommended. Call 763-559-6700. (threeriversparks.org)

• Learn beginning skate skiing techniques, including efficient edging, gliding and control. Prior classic skiing experience recommended. Fees for ski rentals do not include tax. Cost is $28 ($45 with ski rental). Call 763-559-6700 to reserve a slot. (threeriversparks.org)

Afton State Park, 10-11:30 p.m. Sunday

• Do some detective work in search of animal tracks and signs. (651-231-6968, mndnr.gov)

Lowry Nature Center, 2-4 p.m. Sunday