Chili Public Library, 3333 Chili Ave., Rochester, will host the following programs.
Simply Surprises: 10 a.m. July 20. For all ages and families. Some days will have stories while other days may have more.
Ancestry.com Training: 2 p.m. July 20. Learn how to research family trees. Registration is required.
Explore Art with the Whole Family: 5:45 to 6:45 p.m. July 20. For all ages.
Potatoes and Chips: 3:30 p.m. July 21. For ages 12-18. Taste potato projects and experiments.
Vietnam Reflections with Michael Keene: 7 p.m. July 26. Discuss Keene’s book, “Vietnam Reflectons,” which explores the lives of eight boys from Holley who died while fighting in Vietnam.
Upcoming
Registration open for Planetarium Sky Show (10 to 11 a.m. July 28): Grades K-2 will meet at 10 a.m. Grades 3-5 will meet at 11 a.m. Enjoy a sky show with an inflatable planetarium. Registration is required.
For information, call 585-889-2200 or visit chililibrary.org.

Gates Public Library, 902 Elmgrove Road, Rochester, will host the following programs.
Lego Club: 6:30 to 7:30 p.m. July 20. For ages 5-12. Build with Legos. Registration is requested.
Story Time Yoga: 10 to 10:30 a.m. July 21. For ages 1-5 with a caregiver. Hear stories while stretching. Stories will inspire children’s minds as their bodies support them.
First Aid for Kids: 2 to 3:30 p.m. July 21. For ages 8-14. Learn skills and techniques needed for first aid emergencies. Course meets requirements for Boy/Girl Scout badges. Registration is required.
Cupcake Decorating: 2 to 3 p.m. July 22. For ages 9-18. Decorate summer cupcakes with ingredients and instructions supplied. Registration is required.
Baby Story Time: 9:30 to 10 a.m. July 24. For ages 2 and younger with a caregiver. Enjoy stories, songs, fingerplays and play time.
Manage Low Back Pain: 7 to 8 p.m. July 24. Physical therapist Mike Dix will discuss some causes of low back pain and how physical therapy treatment options can help manage this sometimes debilitating condition. Registration is recommended.
Story Time with Mary Jo: 10:15 to 11 a.m. July 24. For ages 2-5 with a caregiver. Enjoy stories, songs, circle games, snack, fingerplays and toys.
Story Time with Hannah: 10:15 to 11 a.m. July 25. For ages 2-5 with a caregiver. Enjoy stories, songs, circle games, snack, fingerplays and toys.
Tween Craft — Flip-flop Boxes: 6:30 to 7:30 p.m. July 25. For ages 8-13. Paint a ceramic box and add decorations. Registration is required.
Time for Tots: 10:15 to 11:15 a.m. July 26. For ages 1-5 with a caregiver. Enjoy 40 minutes of free play with toys followed by 20 minutes of story time.
The Wondermakers — Build a Better World: 6:30 to 7:15 p.m. July 20. For families. Enjoy stories about building building a better world through kindness and helpfulness from different cultures. Program includes songs, costumes, humor and audience participation. Registration is requested.
Baby Sing, Sign and Play: 10:15 to 10:45 a.m. July 28. For ages 6-24 with a caregiver. Use music, books and activities to learn simple American Sign Language signs for preverbal communication.
For information, call 585-247-6446 or visit gateslibrary.org.