Pull on your boots and grab your flashlight for Nightime at the Beach walks at low tide Friday at Discovery Park and Saturday at Me-Kwa-Mooks Beach in West Seattle. Discovery Park’s program is for adults and families with kids ages 6 and older; 9-11 p.m. Friday, Discovery Park, 3801 Discovery Park Blvd. (W. Government Way), Seattle; $5 per person, preregister, 206-386-4236. The Me-Kwa-Mooks event welcomes all ages able to walk on slippery seaweed. Children must be accompanied by adult, 10 p.m.-midnight Saturday, 4503 Beach Dr. S.W., Seattle; free, preregister, 206-684-7434. For more information on both events, see www.seattle.gov/parks.