Phipps Conservatory and Botanical Gardens presents the spring flower show through April 20. Hours are 9:30 a.m. to 5 p.m. daily and until 10 p.m. Fridays. Call 412-622-6914 or visit phipps.conservatory.org.

Heinz History Center, 1212 Smallman St., will display Bill Mazeroski’s 1960 World Series uniform and bronzed bat, on loan from the Tull family collection, through May 1. Center admission is $15 for adults, $13 for senior citizens, and $6 for students and children ages 6 to 17. Call 412-454-6000 or visit www.heinzhistorycenter.org.

National Aviary, 700 Arch St., hosts Eggstravaganza from 11 a.m. to 3 p.m. April 12 to 13 and 18 to 20. Activities are included with admission, which is $13 for adults, $12 for senior citizens, $11 for children ages 2 to 18, and free for children younger than 2. Hours are 10 a.m. to 5 p.m. daily. Call 412-323-7235 or visit www.aviary.org.

ToonSeum, Pittsburgh’s Museum of Cartoon Art at 945 Liberty Ave., presents an exhibit about the children’s book series “Little Golden Books” starting April 11. “Golden Legacy: Original Art from 65 Years of Golden Books” is the largest collection of original illustration art from the series. The exhibition will continue through June 30. Hours are 10:30 a.m. to 3:30 p.m. Mondays, Wednesdays and Thursdays, 10:30 a.m. to 7 p.m. Fridays, 10:30 a.m. to 5 p.m. Saturdays and 11 a.m. to 5 p.m. Sundays; closed Tuesdays. Admission is $6 for those over age 13 and $3 for children ages 6 to 12. Senior citizens, college students, veterans and active military pay $5. Call 412-232-0199 or visit toonseum.org.

Children’s Museum, 10 Children’s Way, Allegheny Square, hosts “XOXO: An Exhibit About Love and Forgiveness” through Aug. 31. The museum is open 10 a.m. to 5 p.m. daily. Admission is $13 for adults and $12 for senior citizens and children ages 2 to 18. Call 412-322-5058 or visit www.pittsburghkids.org.

Carnegie Museum of Natural History, 4400 Forbes Ave., Oakland, presents “Race: Are We So Different?” through Oct. 27. Hours are 10 a.m. to 5 p.m. Mondays and Wednesdays through Saturdays and noon to 5 p.m. Sundays with extended hours until 8 p.m. Thursdays; closed Tuesdays. Admission is $17.95 for adults, $14.95 for senior citizens, and $11.95 for students and children ages 3 to 18. Call 412-622-3131 or visit www.carnegiemnh.org.