1. Underwater Egg Hunt: For an oh-so-Florida Easter activity, children 5 and older can hunt for colorful eggs left by the Easter Bunny in Largo’s Southwest Pool. Children who cannot swim must use a life jacket, and parents are not permitted in the pool during the hunt times. $5, $3 spectators. Noon to 2 p.m. Friday. Southwest Recreation Complex and Pool, 13120 Vonn Road, Largo. (727) 518-3126. playlargo.com.
2. Weeki Wachee Springs: The mermaids of Weeki Wachee have returned. Weeki Wachee Springs State Park, which was closed for a year, has reopened for daily shows and swimming, with safety precautions and some audience limits. The swimming and beach areas are open daily, but the Buccaneer Bay water park, with waterslides, a kiddie pool and a lazy river, is only open on weekends through May 29. After that, the water park will return to its normal summer schedule. Visitors who want to see the mermaid show, which dates back to 1947, are encouraged to arrive when the park opens at 9 a.m. since seating in the underwater theater is limited. Hand sanitation stations are available throughout the park and visitors are asked to wear a mask and maintain a distance of 6 feet. The park is open 9 a.m. to 5:30 p.m. daily. $13, $8 ages 6-12, 5 and younger free. 6131 Commercial Way, Weeki Wachee. 352-592-5656 weekiwachee.com.
3. Beta Sigma Phi Easter Egg Hunt: More than 3,000 eggs filled with candy and trinkets will be hidden around England Brothers Bandshell Park in Pinellas Park. Children up to age 12 will be divided into age groups for the hunt. Face masks and social distancing are required. The event starts at 8 a.m. and the eggs are usually collected in less than 10 minutes, so come early. Free. 8 a.m. Saturday. England Brothers Bandshell Park, 5010 81st Ave. N, Pinellas Park. 727-541-0895. pinellas-park.com.
4. Mollusc Mania: Snails, octopus, squids and more are featured in this hands-on program that includes a squid dissection. Space is limited, so sign up in advance at tbwdiscoverycenter.org. $5, $3 for kids. 11 a.m.-noon Thursday. Also this week, the center is hosting a Sea Turtle Egg Hunt to mark the start of sea turtle nesting season. $8, $6 for a child and includes center admission. 10 a.m. Saturday. Tampa Bay Watch Discovery Center at the St. Pete Pier, 700 Second Ave. NE, St. Petersburg. 727-291-4103.
5. Snapology: GameBots Robotics: Children ages 7 to 14 can create robotic games while learning about robots. They will learn about gear ratio, sensors, programming and pulleys. $60. 3:30 p.m. Wednesday. Rigsby Recreation Center, 605 Second St. N, Safety Harbor. 727-724-1545. cityofsafetyharbor.com.