There are tons of fun things to do this August that won't cost you a dime.

Return of the Mermaids

Get dressed up as your favorite sea creature and head downtown for some fin-flippin fun. Face painting, costumes, local artists, mermaid goods, DJ Clint, dancing, fire spinning, meet mermaids, costume contests, food trucks, prizes, parade and a mermaid pageant. 

After 9 p.m. things get more grown up, so keep that in mind when deciding when to take the kiddos home.

Where: Fourth Avenue and downtown

When: Saturday, Aug. 10, 3-11 p.m.

Cost: Free

More information here

Art after Dark

A night of performance, costume, singing and dancing with ATCteen Improv Troupe from Arizona Theatre Company and ATC Learning & Education.  

Where: Children's Museum, 200 S. Sixth Ave.

When: Saturday, Aug. 10, 5:30-8 p.m.

Cost: Free

More information here

Call Penguin Air and Plumbing for ALL your Heating and Cooling Needs! (Sponsored)

Summer time is officially here and it's more important now than ever to make sure that your AC unit is in tip top shape. Contact the Service Professionals at Penguin today to schedule your tune up and stay cool this season! 

Ask about the free service call with the purchase of a repair and learn Penguin Air is the No. 1 rated HVAC and Plumbing company in Arizona! 

Check out for more summer specials and discounts and follow us on Facebook for fun promotions and giveaways! 

Tucson Cars and Coffee

Cruise in for a show of shiny classics and roaring engines. This month features American muscle vehicles. 

Where: La Encantada, 2905 E. Skyline Drive

When: Saturday, Aug. 10, 6-9 a.m.

Cost: Free

More information here.

The Secret Life of Sharks

Discover the true nature of the world's most misunderstood animal in this photographic presentation with award-winning photographer Samantha Schwann.

Where: 72 Aquatics, 3110 E. Fort Lowell Road

When: Saturday, Aug. 10, 4-5:30 p.m.

Cost: Free

More information here

"Zathura: A Space Adventure" A free screening

Watch a free screening of a movie about a board game that launches two brothers into space. Pre-show activities hosted by Mildred & Dildred Toy Store starting at 9:15 a.m. 

Where: The Loft Cinema, 3233 E. Speedway Blvd.

When: Saturday, Aug. 10, 10 a.m. to noon

Cost: Free

More information here

Jazz Concert: Sly Man and Sheryl Ann

Enjoy an evening of Jazz music performed by Sly Man and Sheryl Ann at the Lookout Bar.

Where: Westward Look Wyndham Grand Resort & Spa, 245 E. Ina Road

When: Thursday, Aug. 8, 5-7 p.m.

Cost: Free

More information here

Free Yoga at Roadrunner Bicycles

Take a relaxing and restorative yin class. Remember to bring your mat and water.  

Where: Roadrunner Bicycles, 6177 E. Broadway Blvd.

When: Sunday, Aug. 11, 5-6 p.m.

Cost: Free

More information here

Family Day at TMA

The day will be filled with in-gallery activities and art making. There will be family-focused tours of Travelogue at 11 a.m. and 1 p.m. and guests can create their own sketchbooks.

Where: Tucson Museum of Art and Historic Block, 140 N. Main Ave.

When: Sunday, August 11, 10-11 a.m.

Cost: Free

More information here

Jazz Concert Series: Purple Spectre

Listen to a quintet featuring The University of Arizona School of Jazz, Director of Jazz Studies, Dr. Angelo Versace on Rhodes Organ along with electric bass, sax, trumpet, and drums.

Where: Main Gate Square, 814 E. University Blvd.

When: Friday, Aug. 16, 7:30 p.m.

Cost: Free

More information here

Bats in Flight

Watch as hundreds of bats emerge from their daytime roosts under the Campbell Avenue Bridge over the Rillito River. Pima County naturalists and volunteers provide information and family-friendly activities. All ages welcome. 

Where: Pima County Rillito River Park, 4200 N. Campbell Ave.

When: Saturday, Aug. 17, 6:30-8:30 p.m.

Cost: Free

More information here

Free Movie In Marana: Hotel Transylvania 3

Blah, blah blah. Bring a chair or blanket and get ready to take a cruise with your favorite vampire. Movie treats will be available for purchase.

Where: Splash Pad At Marana Heritage River Park, 12280 N. Heritage Park Drive

When: Saturday, Aug. 17, 7:15-9:15 p.m.

Cost: Free

More information here

Beer and Bikes

Meet at Button Brew House at 6 p.m. Cyclists will ride on the Loop to 1912 Brewing Co. and return for food truck munchies. After you get done with the Loop, celebrate with a frosty glass of beer. 

Where: Button Brew House, 6800 N. Camino Martin

When: Saturday, Aug. 17, 6-8 p.m.

Cost: Free ride, but bring some money for tasty brews. 

More information here

Oro Valley Drive-in Movies at the Range

Set up a blanket or some chairs, or hang out in one of our golf carts and watch the animated favorite "Spider-Man: Into the Spider-Verse."

Where: Oro Valley Community Center, 10555 N. La Cañada Drive

When: Saturday, Aug. 17, 7:30 p.m.

Cost: Free

More information here

Health at Jacome: Mat Pilates

Inspired Fitness is hosting a free fitness series all summer long at Jácome Plaza. This practice is a high-intensity fusion of yoga, tribal dance, and plyometrics. The class combines cardio, strength training and flexibility in one seamless format.

Where: Jácome Plaza Downtown, 101 N. Stone Ave.

When: Saturday, Aug. 17, 7:30-8:30 a.m.

Cost: Free

More information here

Teen Yoga: Yoga Nidra

Teens can relieve their anxiety and stress with this free and fun yoga class. 

Where: Desert Zen Yoga, 10235 E. Old Vail Road

When: Monday, Aug. 12, 5:45 p.m.

Cost: Free, but bring your mat and water.  

More information here

Free Outdoor Screening: The SpongeBob SquarePants Movie

Celebrate the 20th Anniversary of everyone’s favorite underwater hero, SpongeBob SquarePants.

Where: Himmel Park, 1000 N. Tucson Blvd.

When: Friday, Aug. 16, 7:30-9 p.m.

Cost: Free, bring your own seating 

More information here

Tucson Health and Wellness Expo

The Health and Wellness Expo has the latest in fitness, nutrition, healthy, psychology, workplace wellness and more. You will get a chance to visit with wellness experts in the Seminar Theater, browse the show floor and join in the activities.

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Where: DoubleTree, 445 S. Alvernon Way

When: Saturday, Aug. 17, 9 a.m. to 4 p.m.

Cost: Free

More information here

Bro Yoga at Arizona Beer House

Bring your sons, brothers, co-workers, fathers, etc., to an all-fitness levels yoga class.

Where: Arizona Beer House, 150 S. Kolb Road

When: Sunday, Aug. 18, 9:30-10:30 a.m.

Cost: Free

More information here

Free Preview Kindermusik Class for 0-18 months

Watch your baby light up with music at this free preview class. 

Where: Ballet Rincon, 10544 E. Seven Generations Way

When: Thursday, Aug. 22, 11-11:45 a.m.

Cost: Free

More information here

Free Outdoor Screening on the UA Mall

Watch an outdoor screening of "Creed II" at the UA Mall, projected on the Loft Cinema’s giant inflatable solar cinema screen. Bring your own seating.

Where: UA Mall, 1303 E. University Blvd.

When: Friday, Aug. 23, 8-10:15 p.m.

Cost: Free

More information here

Boss Women Unite Summer Festival

Boss Women Unite are teaming up with Women's Business Center of Southern Arizona to bring you this festival. Friends and family can shop local vendors, listen to music, eat good food and play some games.  

Where: YWCA Southern Arizona France McClelland Community Center, 525 N. Bonita Ave.

When: Saturday, Aug. 24, 5-8 p.m.

Cost: Free

More information here

Drag Queen Story Hour

Bookmans has invited the most fabulous drag queens in Arizona for a drag queen story time. Join in and read stories with these confident and lovely people.

Where: Bookmans Entertainment Exchange, 6230 E. Speedway Blvd.

When: Saturday, Aug. 24, 10-11 a.m.

Cost: Free

More information here

Tucson Godzilla Festival

The first 50 people will receive a souvenir at the door. Discuss Kaiju films and giant monster television shows, games, speakers, contests, prizes, local artists with special prints for sale, and more.

Where: The Metal Arts Village, 3230 N. Dodge Blvd.

When: Saturday, Aug. 24, 5-11 p.m.

Cost: Free to attend, but bring some money for shopping

More information here

Training Ride with PACC

This training ride for El Tour de Tucson starts at Ren Coffee House (St. Philips Plaza) and heads out on the Loop. This route is basically flat. No need to register, just join the fun.

Where: Ren Coffeehouse, 4300 N. Campbell Ave.

When: Saturday, Aug. 31, 5:45-8:30 a.m.

Cost: Free

More information here

School of Rock and Vinyl Painting

This event is fun for the whole family. Watch a popular school comedy and paint recycled vinyl records at the same time. 

Where: Bookmans, 3330 E. Speedway Blvd.

When: Friday, Aug. 30, 6-8 p.m.

Cost: Free

More information here