Turning Bottle Caps into Toys Through Creative Upcycling Play

Discarded plastic bottle caps may seem to have little value once their original purpose has been fulfilled. However, with a little imagination and creativity, these everyday items can be transformed into something entirely new.

This idea comes to life through “UPCYCLING PLAY: Transforming Plastic Bottle Caps into Playful Creations”, a hands-on workshop at Sustainability Expo (SX) 2026, inviting participants to turn used materials into toys while exploring their creative potential through craft-making.

Held at the SX IDEA LAB zone from November 6-15, 2026, at the Queen Sirikit National Convention Center, the activity is led by Pattreeda Prasarnthong, an illustrator who brings together her artistic and craft expertise with environmental awareness. This year's workshop has attracted greater interest than last year, despite taking place during the morning hours.

Turning Waste into Playful Creations

At the heart of the workshop is the transformation of used plastic bottle caps into stress-relief keychains. Designed with shapes and textures reminiscent of squishy toys, the creations can be pressed, squeezed and handled, offering a simple way to unwind in everyday life.

By giving discarded bottle caps a new purpose, the activity demonstrates how waste materials can be repurposed through thoughtful design and imagination. Participants are also encouraged to take an active role in the creative process, making their own pieces from start to finish.

Learning Through Experimentation

Pattreeda explains that the workshop is designed to give participants an enjoyable and relaxing experience through hands-on creativity. From the initial stages to completing their creations, participants are encouraged to observe themselves along the way, including how they think, behave, concentrate and exercise patience when working independently.

The finished toys can also be squeezed or pressed whenever participants need a moment of relaxation in their daily lives.

Importantly, there are no fixed rules about how each creation should look. Participants are free to develop their own designs rather than simply following a sample or trying to produce a predetermined result. As a result, every piece reflects the maker's individual ideas and approach.

Pattreeda describes this learning process as a “subject of experimentation”, in contrast to a “subject of obedience”. Rather than following instructions to achieve a single correct answer, participants are given the freedom to experiment, make mistakes, and discover their own ways of creating.

Mistakes Can Lead to New Ideas

According to Pattreeda, mistakes are a natural part of the creative process. Sometimes, things that do not go according to plan can become the starting point for unexpected ideas. The workshop therefore places no rigid boundaries on what is considered right or wrong, encouraging participants to use whatever happens during the process as an opportunity to rethink and develop their creations.

Ultimately, Upcycling Play aims to inspire people to see discarded materials from a different perspective through hands-on exploration and experimentation. A plastic bottle cap that might otherwise have been thrown away can become a new and playful creation.

Beyond promoting the value of reusing materials, the activity also offers participants an opportunity to exercise their imagination, learn through experience, and enjoy the satisfaction of bringing their own ideas to life.