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Clay • Adult • Level I Wheel • WED (Oct 21 - Dec 16) • $290 • MAIN

$290

with Gigi Fox

Calendar Oct 21, 2026 at 5 pm, runs for 8 weeks

For students that have never touched clay to those still learning the basics.

This class will cover the basic “how tos” of pottery. Students will learn the foundations of throwing, including how to confidently center, pull, and trim pots on the wheel. The class will also cover basic glazing techniques, attaching handles, and how to track your pieces through the studio.

Ages: 16+

Class meets weekly on WEDNESDAY

Note: This class will meet at the MAIN location at 3750 Canfield Street. You will only have open lab access at the same studio as your class.

Does NOT include Firing Fees. For details on our Firing Fees, please click here: https://www.groundworksartlab.org/firing-fees

All pieces will be fired to Cone 6 in a reduction kiln.

No class Nov. 23 - Nov. 29. Studio closed for Thanksgiving.

Will be available to register on Monday, Sept. 21 at 8:00am.

Full Course

Wood • Adult • Level I: Woodworking • Wed (10/21/26 – 11/11/26) • $280 • MAIN

$280

with Tim Gordon

Calendar Oct 21, 2026 at 5:30 pm, runs for 4 weeks

Curious how to use milling machinery– table saw, chop saw, jointer, and plainer? This beginner-level class will focus primarily on milling: the fundamental process of measuring, cutting, and preparing wood for a project. Over the course of 4 weeks, you'll learn how to safely use several of our milling machines to cut and shape wood, as well as some of the basics of joinery (joining pieces of wood together), and shaping and finishing with hand tools. We'll walk you through the whole process of creating a simple but beautiful functional piece that you'll want to brag to all your friends about.

This class has no prerequisites and is open to beginners and seasoned woodworkers alike, but our Wood Studio has some safety basics before anyone is allowed to join in the fun (failure to meet these requirements will result in not being granted access to the equipment): 

  • Please come dressed in close-toed shoes, a shirt that can be tucked in and either short sleeves, or sleeves that can be rolled up past your elbows. 
  • No loose or dangling jewelry.
  • If you have long hair, please have it securely tied back from your face.
  • We will provide safety goggles and/or full face shields, ear protection, and face masks to cover nose and mouth, but if you have your own PPE you would prefer to use, please do!

Please note that students only have open lab access corresponding to their specific class area (e.g., milling open lab is separate from turning open lab).

Ages: 16+ 

All supplies and materials will be provided.

These classes include open studio time.

Will be available to register on Monday, September 21 at 8:00am.

Full Course

Glass • Adult • Level I: Glass Fusing • Wed (10/21/26 - 11/11/26) • $250 • MAIN

$250

with Leslie Belfor

Calendar Oct 21, 2026 at 6 pm, runs for 4 weeks

Glass fusing, also known as kiln-formed glass, involves heating multiple pieces of glass in a kiln to create a single, fused piece. It's a versatile art form with many practical and decorative applications.

Come learn and explore the basics of using glass as an artmaking medium over the course of four weeks in this introductory-level class. We’ll provide all of the materials, all you need to bring is your creativity!

This class has no prerequisites and is specifically set up for absolute beginners to this art form. Our Glass Studio does have some safety basics that must be met before anyone is allowed to join in the fun (failure to meet these requirements will result in not being granted access to the equipment):

  • Please come dressed in closed-toe and closed-heel shoes, and natural material clothing, i.e. cotton or linen; long pants are recommended
  • No loose or dangling jewelry, long earrings, or scarves.
  • If you have long hair, please have it securely tied back from your face.
  • We will provide safety goggles, but if you have your own and would like to bring them, please do!

Ages: 16+

All supplies and materials will be provided during class.

Will be available to register on Monday, September 21 at 8:00am.

Will run

Print • Adult • Level II: Linocut • Wed (10/21/26 - 12/16/26) • $290• MAIN

$290

with Renate Mairie

Calendar Oct 21, 2026 at 6 pm, runs for 8 weeks

Take your linoleum carving skills to the next level. In level II linoleum, we will provide guided exercises in reduction linocut and registration methods for printing multiple colors. We will also have lessons in making printed greeting cards and envelopes for the holidays! Follow along with the curriculum or come with your own ideas and treat this as an independent study for your personal project. Instructor will help you to achieve the final outcome you are seeking..

This is a level 2 class, students are recommended to have some level of printmaking experience to participate.

Ages: 16+

All supplies and materials will be provided.

No class Nov. 23 - Nov. 29. Studio closed for Thanksgiving. 

Will be available to register on Monday, September 21 at 8:00am.

Full Course

Clay • Adult • Abstract Sculpture • WED (Oct 21 - Dec 16) • $275 • MAIN

$275

with Aio Sowa

Calendar Oct 21, 2026 at 6:30 pm, runs for 8 weeks

Elevate your hand-building practice with an exploration in abstract forms—functional or decorative. Slabs, extrusions, coils, and pinching will get you started, then surface treatments are wide open to all the possibilities. 

Come to class with your inspirations, sketches, and a rough plan. Then, be ready to challenge the clay to become something more beautiful than you ever thought possible!

This class takes place at Groundworks MAIN at 3750 Canfield St, Boulder, CO

Does NOT include Firing Fees. For details on our Firing Fees, please click here: https://www.groundworksartlab.org/firing-fees

This class meets weekly for 8 weeks on WEDNESDAYS.

Class does NOT include additional open lab time or clay. All work must be completed during class time. 

Ages: 16+

No classes Nov. 23 - Nov. 29. Studio closed for Thanksgiving. 

Will be available to register on Monday, Sept. 21 at 8:00am.

Will run

Glass • Adult • Level II: Glass Fusing • Thu (10/22/26 - 12/17/26) • $400 • MAIN
Registration Unavailable

Glass • Adult • Level II: Glass Fusing • Thu (10/22/26 - 12/17/26) • $400 • MAIN

$400

with Laura Beth Konopinski

Ready to build on what you've learned? Over the course of 8 weeks, this Level II class will dive deeper into kiln-forming through combining techniques of building layers and colors, while refining shapes through cutting and grinding. Expand your glassmaking tool kit and create more complex projects.

Prerequisite: Completion of Glass Fusing Level I or equivalent prior glass fusing experience. Our Glass Studio does have some safety basics that must be met before anyone is allowed to join in the fun (failure to meet these requirements will result in not being granted access to the equipment):

  • Please come dressed in closed-toe and closed-heel shoes, and natural material clothing, i.e. cotton or linen; long pants are recommended
  • No loose or dangling jewelry, long earrings, or scarves.
  • If you have long hair, please have it securely tied back from your face.
  • We will provide safety goggles, but if you have your own and would like to bring them, please do!

Ages: 16+

All supplies and materials will be provided during class.

No class Nov. 23 - Nov. 29. Studio closed for Thanksgiving.

Will be available to register on Monday, September 21 at 8:00am.

Metal • Adult • Level II - Welding Sculptures • Thu (10/22/26 – 12/17/26) • $725 • MAIN

$725

with James Makely

Calendar Oct 22, 2026 at 9 am, runs for 8 weeks

In this Level II welding sculptures class, students will explore the construction of geometric forms by combining various fabrication processes to assemble a complex steel sculpture. The course guides students through the entire creative cycle, from initial design, layout, and joint-preparation techniques to final detailing. Participants will expand their cutting skills using a bandsaw, plasma cutter, and cutoff wheel, while studying how materials intersect in different structural configurations. By building upon foundational welding skills, students will learn to fit and weld multiple pieces together, finishing their multi-faceted forms with handheld grinders and sanding equipment to create smooth, clean surfaces. These versatile techniques can be used to fabricate steel sculptures and complex objects of any scale for both indoor and outdoor display.

This is a level II class and and welding experince is needed. Our Metal Studio does have some safety basics before anyone is allowed to join in the fun (failure to meet these requirements will result in not being granted access to the equipment):

  • Please come dressed in close-toe shoes, and natural material clothing, i.e. cotton or linen, long pants are required.
  • For welding, a long sleeved cotton shirt is recommended that fully covers your chest. We have long sleeve over-shirts in the studio. Please be aware that sparks can damage clothing.
  • A bandana or tight cap is advised. If you have long hair, please have it securely tied back from your face.
  • No loose or dangling jewelry, long earrings or scarves.
  • We will provide safety goggles and other PPE, but if you have your own and would like to bring them, please do!
  • Please bring a water bottle!

Please note that students only have open lab access corresponding to their specific class area (e.g., blacksmithing open lab is separate from welding open lab).

Ages: 16+

All supplies and materials will be provided during class.

No class Nov. 23 - Nov. 29. Studio closed for Thanksgiving.

Will be available to register on Monday, September 21 at 8:00am.

Clay • Adult • Level I Wheel • THU (Oct 22 - Dec 17) • $290 • MAIN

$290

with Greg Belfor

Calendar Oct 22, 2026 at 9:30 am, runs for 8 weeks

For students that have never touched clay to those still learning the basics.

This class will cover the basic “how tos” of pottery. Students will learn the foundations of throwing, including how to confidently center, pull, and trim pots on the wheel. The class will also cover basic glazing techniques, attaching handles, and how to track your pieces through the studio.

Ages: 16 and above

Class meets weekly on Thursdays

Note: This class will meet at the MAIN location at 3750 Canfield Street. You will only have open lab access at the same studio as your class.

Does NOT include Firing Fees. For details on our Firing Fees, please click here: https://www.groundworksartlab.org/firing-fees

All pieces will be fired to Cone 6 in a reduction kiln.

No class Nov. 23 - Nov. 29. Studio closed for Thanksgiving.

Will be available to register on Monday, Sept. 21 at 8:00am.

Full Course




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