Curvy Concertina Fun Fold Cards | December Crafternoon 2025

A bold accordion style fun fold with an elegant curved panelโ€”big on impact, surprisingly simple to make, and perfect for impressing your friends.

This Curvy Concertina Fun Fold is my newest original design, created to deliver a big wow without complicated steps or tricky mechanismsโ€”perfect for anyone who loves fun fold cards that look impressive but are enjoyable and straightforward to make. The remarkable curved front panel is truly the star of the showโ€”when the card is fully opened, the pretty paper panel arcs forward in a graceful curve, creating a striking display piece. And hereโ€™s the best part: despite its impressive size when fully extended, the card folds completely flat to slide easily into a standard envelope. If you love cards that look impressive but are enjoyable and straightforward to make, this monthโ€™s Crafternoon fold is going to be a favorite.

In this post, Iโ€™m sharing a step-by-step video tutorial showing how to create the Curvy Concertina card base, along with photos of several unique versions to spark your creativity. If youโ€™d like a printable document with all of the measurements, detailed step-by-step instructions, and photos for every design shown, you can purchase the full fun fold card tutorial. Itโ€™s a complete guide designed to help you confidently recreate each project at home.

As always, thank you for making and sending handmade cards โ€” you truly are making the world a kinder place, one card at a time.

Five unique versions of Curvy Concertina Fun Fold Cards!

The Curvy Concertina Fun Fold takes on a whole new look with each version โ€”letโ€™s look at all of them up close!

Happy New Year Curvy Concertina Fun Fold Card

This Happy New Year card is the featured project for the December Crafternoon video and showcases the Curvy Concertina Fun Fold in a bold, elegant way. The greeting is created using the Words for the Season Bundle, with the โ€œHappy New Yearโ€ sentiment die cut for a crisp focal point on the curved front panel.

Customers who placed a $50 order in my online store in November received a packet in the mail in December to make this Curvy Concertina Fun Fold Card.

The Modern Christmas Designer Series Paper shines in this design. Its striking black, white, and gold patternsโ€”with beautiful gold foil accentsโ€”add just the right amount of drama and make this card especially eye-catching when displayed. Despite its impressive size when fully opened, the card folds completely flat and fits easily into a standard envelope, making it both practical and impressive. The gold die cut “sparkles” are from the Ornamental Christmas dies.

I also added a greeting from the Words of the Season stamp set to the back of the card, creating a finished look – perfect sentiment to ring in the new year, every year!

Please note: the Words for the Season stamp set is a Last Chance item, available only while supplies last. The coordinating dies are staying, and the bundle continues to offer the best value if youโ€™re adding both to your collection.

In this side view you can see the fantastic curve on the center panel!

The Adhesive Backed Metallic gems add a bit of spark to the celebration!

The card easily flattens to slide into a standard envelope. Finished size for all the Curvy Concertina fun fold cards is 4-1/4″ x 5-1/2″ and they all fit in a standard A2 Envelope.

Valentine Card! Made With Love Curvy Concertina Fun Fold Card (Sneak Peek!)

This Valentine version of the Curvy Concertina Fun Fold features a sneak peek of the Made With Love Suite, coming in the Januaryโ€“April Mini Catalog on January 6. The bold heart focal point was created using the Endless Love Bundle, layered with rich texture from the Hearts of Love 3D Embossing Folder for a beautifully dimensional look. The arrow and sentiment add a playful touch, making this card perfect for Valentineโ€™s Day, anniversaries, or simply sending a little love. I walk you through how to make it in the Curvy Concertina Fun Fold Card Tutorial, with detailed instructions, step-by-step photos, measurements, and all the different card designs shown in this blog post.

The Made With Love Designer Series Paper brings this design to life with its cheerful mix of hearts, dots, and XOXO patterns. The coordinating reds and pinks look especially striking when the card is fully opened for display, while the accordion-style base still folds completely flat for easy mailing. This version is a wonderful example of how the Curvy Concertina Fun Fold adapts easily to different themes while still delivering that wow factor.

โ€œHappy Heart Day!โ€ is such a fun way to send Valentine greetings, and itโ€™s a great option when a larger sentiment doesn’t fit in the space you have!

The embossing folder adds so much texture to the heart! Love it โค๏ธ! The following Made With Love products will be available on January 6, 2026, or can be added to the Starter Kit now:

  • Endless Love Bundle
  • Made With Love Designer Series Paper
  • Hearts of Love 3D Embossing Folder

Are you ready to see more Curvy Concertina Fun Fold Cards? This Version features the Delicate Framing Bundle with True Blue Florals Designer Series Paper

This elegant blue and white version of the Curvy Concertina Fun Fold features the Delicate Framing Bundle, a beautiful collection that many stampers may not have discovered yet. The delicate scrollwork dies add just the right amount of detail and frame the sentiment perfectly without overwhelming the design and are especially pretty with the added details on the Textured Notes Dies.

The rich blue florals come from the True Blue Florals Designer Series Paper, which pairs beautifully with Night of Navy and Basic White for a timeless look. This paper is also the December Product of the Month, available for just $5 with a qualifying $75 purchase (USD)โ€”making it a wonderful opportunity to add a versatile floral paper to your collection.

To make working with the intricate die cuts quick and frustration-free, I used Adhesive Sheets on the scrollwork before die cutting. This simple step turns even the most delicate pieces into easy peel-and-stick accents. I also used this for the Happy New Year letters on the card I shared earlier in this blog post.

This version shows how the Curvy Concertina Fun Fold can be elegant without feeling fussy, opening wide for display and still folding flat for easy mailing.

Lovely & Beautiful Curvy Concertina Fun Fold Card – another sneak peek!

This Curvy Concertina Fun Fold card features products from the Lovely & Beautiful suite, with soft, elegant florals accented by touches of gold for a warm, cozy feel. The Lovely & Beautiful Designer Series Paper does most of the work here, making it easy to create a card that feels special without being complicated. This gorgeous suite is coming in the January โ€“ April Mini Catalog (available to order on January 6th or you can purchase it in the starter kit now). 

I added Brushed Brass Butterflies for just a bit of whimsy, along with subtle gold foil die cuts from the Beautifully Celebrated bundle to tie everything together. The result is a card that feels light, pretty, and perfect for so many occasions.

On the back, I kept the sentiment simple by using the Greenery Lane Stamp Setโ€”a great reminder that stamp sets can easily mix and match across suites. While it plays a supporting role on this card, the Greenery Lane bundle takes center stage in the next designโ€ฆand it truly is a showstopper.

Such a special message to send!

Lovely Blossoms Tuck & Reveal Fun Fold Card

This Greenery Lane Curvy Concertina Fun Fold card is pure elegance and is the quiet showstopper of this month’s designs. If you love clean lines, soft neutrals, and lots of white space, this design will speak to you. It has a very wedding-thank-you feelโ€”timeless, calm, and beautifully refined.

The foliage is die cut directly from the Greenery Lane Washi Tape, creating perfectly coordinated leaves with minimal effortโ€”one of those details that looks intricate but comes together surprisingly easily. Paired with the Stone & Vine 3D Embossing Folder, which has an exceptionally deep, detailed texture, the all-white panels feel rich and intentional rather than plain.

The softly curved center panel is made with vellum, which adds a gentle, almost floating quality to the front of the card. That translucent curve is what gives this card its quiet wow. In the full PDF tutorial, I walk you through every step to create this exact card, including how to work with vellum, die cut the washi tape, and assemble the leaves on the curved center panel so everything sits just right.

The back of the card is finished with softly stamped leaves from the Greenery Lane stamp set in Garden Green ink, tying it to the washi tape greenery on the front

This design leans fully into white space (veryย me), and it feels especially fitting knowing thatย Cloud Dancerโ€”a soft white toneโ€”has been named a Pantone color of the year for 2026. Simple, elegant, and quietly striking.

The Curvy Concertina Fun Fold adapts beautifully to so many styles, and each version showcases that signature curved panel and impressive accordion-style opening. In the free video tutorial below, I share how to create the Curvy Concertina card base step by step. For full measurements, helpful tips, and detailed photo instructions for the card base and all five fun fold card designs, the complete PDF tutorial walks you through the process from start to finish in a clear, easy-to-follow way. This fold has been such a joy to design, and I canโ€™t wait to see how you make it your own.

Would you like to create along with me in the next Crafternoon?

It’s easy to join the virtual monthly Crafternoon event – I hope you join us next month!

How to join the fun? When you place a $50 Stampin’ Up! product order with me (after rewards credits and before tax and shipping) you will receive a packet in the mail the following month for the next Crafternoon AND you will get the fun fold card tutorial for that month’s Crafternoon fun fold cards for free! The tutorial has all the card designs with dimensions, step-by-step instructions, photos, and the supplies for the projects. A whole lot of love always goes into each and every packet! โค๏ธ I only able to accept Stampin’ Up! product orders from those who live in the United States. However anyone around the globe can purchase any of the Crafternoon tutorials – you can find them all HERE.

Video tutorial for the Curvy Concertina Fun Fold Card

In this video, I walk you through assembling the Happy New Year Curvy Concertina Fun Fold card. Details for all the designs are in the Curvy Concertina Fun Fold card digital PDF tutorial including all of the dimensions, supplies, instructions, and step-by-step photos. The digital tutorial can be downloaded and printed to refer to while you craft. Or you can save the tutorial to your device and look at it that way.

Details about the Curvy Concertina Fun Fold Card Tutorial for purchase are below!

Ready to make the Curvy Concertina Fun Fold cards? It is easy with this fun fold card tutorial. You can purchase the Curvy Concertina Fun Fold Card Tutorial for $15 US. Print the tutorial or review it on your device after you download it. The tutorial will walk you through how to recreate this fun fold style, step-by-step with instructions for all of the versions.

I started Crafternoon in January of 2022 with a different unique fun fold every month. You can check out ALL 48 Crafternoon Fun Folds HERE.

NOTE: If you are a Stampinโ€™ Up! demonstrator you are welcome to purchase these tutorials! If you would like to use these ideas to teach a class, instructing verbally is fine. However, please do NOT hand out, forward, replicate, or copy my written tutorials. If your customers wish to purchase the written tutorials please direct them to this blog post. Thank you for understanding!

Join the Crafternoon fun!

Thank you for letting me share this creative fun fold with you! I would love to send you a packet for next month’s Suestampfield Crafternoon Creative Escape. If you live in the United States, to qualify for a packet and tutorial, simply place a $50 order of Stampin’ Up! product (after rewards credits and before tax and shipping) in my online Stampin’ Up! store HERE. No host code required. Happy creating!

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Click on the photos below to see the items in my online Stampin’ Up! store.

Happy New Year Curvy Concertina Fun Fold Card:

Made with Love Curvy Concertina Fun Fold Card:

The following supply items from the Made With Love Curvy Concertina Fun Fold card will be available on January 6th, 2026 or can be added to the starter kit now.

  • Endless Love Bundle Item 167062
  • Made with Love Designer Series Paper Item 167054
  • Hearts of Love 3D Embossing Folder Item 167071

Lovely & Beautiful Curvy Concertina Fun Fold Card:

The following supply items from the Lovely & Beautiful Curvy Concertina Fun Fold card will be available on January 6th, 2026 or can be added to the starter kit now.

  • Beautifully Celebrated Bundle Item 166975
  • Lovely & Beautiful Designer Series Paper Item 166957
  • Greenery Lane Stamp Set Item 166870

Delicately Framed Curvy Concertina Fun Fold Card with True Blue Florals Designer Series Paper:

Greenery Lane Curvy Concertina Fun Fold Card:

The following supply items from the Greenery Lane Curvy Concertina Fun Fold card will be available on January 6th, 2026 or can be added to the starter kit now.

  • Greenery Lane Bundle Item 166877
  • Greenery Lane Washi Tape Item 166880
  • Stone & Vine 3D Embossing Folder Item 166990
  • Moody Palette Glossy Dots Item 167180
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