"Artworks in Glass" - Tohono Chul Park, 7366 N. Paseo del Norte. 9 a.m.-5 p.m. daily. Included with $8 admission. 742-6455.

Kika Karadi Show Opening - Ventana Medical Systems, 1910 E. Innovation Park Drive. Works with references to abstractions from the film noir genre. Show: 10 a.m.-2 p.m. the first and third Saturdays of the month; 10 a.m.-4 p.m. Mondays-Fridays (with reservations 48 hours in advance). Reception: 5-7 p.m. today. Free. 797-3959.

Student Artwork From the Arizona State Schools for the Deaf and the Blind - Tohono Chul Park, 7366 N. Paseo del Norte. 9 a.m.-5 p.m. daily. Included with $8 admission. 742-6455.

Magic Tree House Book Club - Oro Valley Public Library, 1305 W. Naranja Drive. Activities, crafts and discussion of "Day of the Dragon King" by Mary Pope Osborne. For children ages 6 to 10. Registration required. 4-5 p.m. Free. 594-5580.

City of Tucson Retail Tax Workshop - Ellie Towne Flowing Wells Community Center, 1660 W. Ruthrauff Road. Workshop outlines city business license requirements and reporting privilege/use taxes. 10:30 a.m.-noon. Free. 791-4681.

Beat Cancer Boot Camp Exercise Classes - Northwest Community Park, 7601 N. Mona Lisa Road. Exercise and support classes for cancer survivors and anyone touched by cancer. 5:30-6:30 p.m. Thursdays. $35 for eight weeks. 546-1601.

Registration Deadline: Teen Iron Chef - Oro Valley Library, 1305 W. Naranja Drive. Teams of three to six teens compete to create a healthy snack based on ingredients provided. The food will be evaluated by judges based on appearance, taste and creativity. Pick up registration slips in the TeenZone; register by today. Event: 2-4 p.m. April 20. Free. 594-5580.


Women in Song Choir Festival - Ascension Lutheran Church, 1220 W. Magee Road. Concert is a benefit for Interfaith Community Services; bring cash or food donations. Featuring Con Brio from Seattle and the Southwest Women's Chorus from Temecula, Calif., 7-8 p.m. Free. 404-3148.

Toddler Storytime - Oro Valley Library, 1305 W. Naranja Drive. Stories, songs and rhymes for accompanied children 18 to 36 months old. 10:30-11 a.m. Fridays. Free. 594-5580.

Not Burnt Out Just Unscrewed Improv Comedy Troupe - Rock N' Java, 7555 W. Twin Peaks Road. Family-friendly improvisational comedy. 7-8:15 p.m. the third Friday of the month. Free. 861-2986.

UA Studio Jazz Ensemble with Triple Threat - DesertView Performing Arts Center, 39900 S. Clubhouse Drive, SaddleBrooke. Performance by Crystal Stark, Katherine Byrnes and Julie Anne of Triple Threat. 7:30 p.m. April 19. $22 in advance; $24 at the door. 825-2818.

Wings of Freedom Tour 2013 - Marana Regional Airport, 11700 W. Avra Valley Road. World War II aircraft including the B-17 Flying Fortress, B-24 Liberator, P-51 Mustang and Messerschmitt ME 262. Includes tours of the aircraft. Cost for aircraft rides starts at $425 for a 30-minute flight; reservations are required. 2-5 p.m. April 19; 9 a.m.-5 p.m. April 20-21. Walk-through tours: $12; $6 children 12 and younger. 1-800-568-8924.

Catalina Art and Farmers Market - 16733 N. Oracle Road. 10 a.m.-2 p.m. Fridays. Free. 825-4427.

Ask a Master Gardener - Oro Valley Library, 1305 W. Naranja Drive. Master gardeners from Pima County Cooperative Extension will be on hand to answer gardening questions. 1-2:30 p.m. Free. 594-5580.

Friday Fun Knitters - Foothills Mall, 7401 N. La Cholla Blvd. Knitters of any skill level are welcome. Meet at the food court. 10 a.m. Fridays. Free. 293-0781.

Nature Nights: Bugs and Blacklights - Feliz Paseos Park, 1600 N. Camino de Oeste. As the sun sets, the desert comes alive with a vast array of fascinating wildlife, many of which are insects. Some insects are attracted to light; we use this tendency to draw insects to our viewing site. 6:30-9:30 p.m. April 19. Free. 615-7855.

Teen Games - Oro Valley Library, 1305 W. Naranja Drive. Test your PS2 skills or choose from a variety of board games. 3-5 p.m. Free. 594-5580.

"Woman of Paris" - The Comedy Playhouse, 3620 N. First Ave. A domestic comedy by Henry Becque. 7:30 p.m. Fridays and Saturdays; 3 p.m. Sundays through April 28. $18; discounts available. 260-6442.


Flashlight Night - International Wildlife Museum, 4800 W. Gates Pass Road. Bring your flashlights and explore the museum in the dark. 6-8 p.m. April 20. $8; $3 for children 4-12; free for children 3 and younger. 629-0100.

Southern Arizona Women's Chorus Women in Song Concert - St. Andrews Presbyterian Church, 7575 N. Paseo del Norte. Featuring a performance by the Southern Arizona Women's Chorus followed by a choir performance of nearly 100 women attending the second Women in Song Festival for Women's Choruses. 7-8:30 p.m. $18 in advance; $20 at the door; free for children 10 and younger. 404-3148.

Camping Under the Stars - Ora Mae Harn Park, 13251 N. Lon Adams Road. Overnight stay includes tent space, storytelling, camp fire, crafts, nature exhibits and an outdoor movie. Only charcoal grills permitted. No onsite food vendors, so bring a picnic and snacks. 3-10 p.m. $5-$15 (based on number of campers). 382-1950.

Mason Center Saturday Morning Bird Walks - 3835 W. Hardy Road. Brief presentation followed by a stroll along a half-mile trail. Advance registration required. 8-9 a.m. 209-1811.


How Do They Do It? - Saguaro National Park Red Hills Visitor Center, 2700 N. Kinney Road. Discover how the plants and animals of the Sonoran Desert survive under harsh conditions. A short 15-minute, wheelchair-accessible program. 1:15 and 1:45 p.m through April 23. Park entrance fee. 733-5158.


Babytime - Oro Valley Library, 1305 W. Naranja Drive. Activities promote development and learning for babies up to 18 months of age. 10-10:30 a.m. Mondays. Free. 594-5580.


Preschool Storytime - Oro Valley Library, 1305 W. Naranja Drive. Activities promote development and learning. For accompanied children 3 to 5 years. 11:30 a.m.-noon Tuesdays. Free. 594-5580.

Rainbow Magic Fairies Book Club - Oro Valley Library, 1305 W. Naranja Drive. "Fern the Green Fairy" by Daisy Meadows. For children 5-10. Registration required. 4-5 p.m. Free. 594-5580.

Science Fiction Book Club - Oro Valley Library, 1305 W. Naranja Drive. "How to Live Safely in a Science Fictional Universe" by Charles Yu. 6-7 p.m. Free. 594-5580.

Farmers Market (Community Food Bank of Southern Arizona) - Marana Health Center, 13395 N. Marana Main St. 3-6 p.m. Tuesdays. Free. 616-1425.

One-on-One Computer Tutoring - Wheeler Taft Abbett Sr. Library, 7800 N. Schisler Drive. Individualized tutoring in basic computer functions, Internet browsing and navigating the library catalog. Register in advance. Noon-2 p.m. Tuesdays. Free. 594-5200.


Family Storytime - Oro Valley Library, 1305 W. Naranja Drive. For all ages. Introduce children to reading and language. 10-10:30 a.m. Wednesdays. Free. 594-5580.

Country Dance Instruction - Flowing Wells Community Center, 1660 W. Ruthrauff Road. For couples. Register and pay in advance. Call 877-6090 or email for more information. 7-9 p.m. Wednesdays. $40. 887-9786.

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