Free Bubble Day STEM Challenge Cards & Recording Sheets

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By In The Playroom

Looking for a hands-on way to celebrate Bubble Day with your class or at home? This Bubble Day STEM Challenge Pack is full of creative engineering activities that encourage children to design, build, test, and improve their own bubble-themed inventions.

From creating the perfect bubble wand to building a no-spill bubble solution holder, these challenges help children develop problem-solving skills while having plenty of bubbly fun outdoors.

Whether you’re planning a Bubble Day celebration, a science week activity, summer camp, or simply looking for an engaging STEM lesson, these printable challenge cards make it easy to get started.

bubble day stem challenges

What Is Bubble Day?

Bubble Day is a fun celebration that encourages children to explore, play, and learn through one of their favorite outdoor activities: bubbles!

Schools, preschools, summer camps, and families often celebrate Bubble Day by heading outside for games, experiments, art projects, and STEM challenges centered around bubbles. It’s a fantastic opportunity to introduce simple science concepts such as surface tension, air pressure, and engineering in a way that feels like play.

Whether children are designing bubble wands, testing giant bubbles, creating bubble art, or inventing their own bubble-themed creations, Bubble Day is all about curiosity, creativity, and hands-on learning.

This normally takes place during the last week of school. But you can use these Bubble STEM challenges any time, for kids who love bubbles.

What’s Included in the Bubble Day STEM Challenge Pack?

This printable pack includes 10 Bubble Day STEM challenge cards, a selection of recording sheets for different age groups, reflection pages, collaborative planning sheets, and a simple assessment rubric. The recording pages are flexible enough to use with any of the challenges, making it easy to adapt the activities for preschool, kindergarten, elementary classrooms, homeschool, or STEM clubs.

Bubble Wand Design

Challenge children to create their own bubble wand using everyday craft supplies such as pipe cleaners, straws, string, or wire.

This activity encourages children to think about which shapes and materials make the strongest bubble film. They can compare different designs and discover what works best through testing and redesigning.

Giant Bubble Wand

Can your students build a wand that creates enormous bubbles?

Using string, straws, craft sticks and tape, children experiment with larger designs and investigate how changing the size of the wand affects the bubbles they produce. This is a fantastic introduction to scientific observation and engineering design.

Bubble Catcher

Can you catch a bubble without popping it?

Children design a tool that gently catches and holds a bubble for as long as possible. They’ll test different soft materials and discover how delicate surfaces help bubbles survive longer.

Bubble Tower

This engineering challenge asks children to build a tower strong enough to hold a cup of bubble solution.

Using simple construction materials, they’ll explore balance, stability, and structural strength while creating a practical design for Bubble Day.

Shape Bubble Test

Do star-shaped wands make star-shaped bubbles?

Children create bubble wands in different shapes and compare the bubbles they produce. This challenge encourages prediction, testing, and observation while introducing the science behind surface tension.

Bubble Blower Machine

Can you invent a hand-powered bubble blower?

Using basic classroom materials, children design a simple device that produces bubbles without using a traditional bubble wand. They’ll test different airflow ideas and improve their designs based on the results.

Bubble Solution Holder

Bubble solution spills easily, so can children engineer a better holder?

This challenge asks them to create a sturdy, spill-resistant stand or carrier for a cup of bubble solution. It’s a practical engineering problem that encourages creative thinking and testing.

Bubble Maze

Children design a maze that allows them to blow a bubble, or even a pom pom for younger learners, from start to finish.

This challenge develops planning, precision, and control while introducing an exciting game element to Bubble Day.

Bubble Painting Tool

Can children invent a tool that creates colourful bubble art?

Using simple materials, they design their own painting tool and experiment with different ways to create unique bubble prints and patterns.

Bubble Wand Stand

Finish Bubble Day by designing a stand that keeps bubble wands upright and organised between uses.

This challenge combines engineering with real-world problem solving as children create storage solutions that actually work.

STEM Recording Sheets

The pack also includes several different printable recording pages suitable for a range of ages and classroom styles.

Children can:

  • Plan their design before building
  • List the materials they need
  • Draw labelled diagrams
  • Record whether their design worked
  • Reflect on improvements they would make
  • Explain what they learned during the challenge

There are also team planning sheets for collaborative activities, reflection pages to encourage deeper thinking, and a teacher-friendly assessment rubric.

Skills Children Will Practice

These Bubble Day STEM activities support a wide range of important learning skills, including:

  • Engineering design process
  • Problem solving
  • Critical thinking
  • Scientific observation
  • Planning and testing
  • Creativity
  • Teamwork
  • Fine motor skills
  • Communication
  • Resilience through redesign

Because each challenge encourages children to improve their first attempt, they naturally experience the idea that engineers learn from mistakes and make designs better through testing.

Ideas for Using These Bubble Day STEM Challenges

These printable cards are perfect for:

  • Bubble Day celebrations
  • End of term activities
  • STEM week
  • Summer camps
  • Outdoor learning
  • Homeschool science lessons
  • Elementary classroom STEM centres
  • Family fun days
  • Library programs
  • After-school clubs

You can complete one challenge each day or turn them into STEM stations where children rotate around the room working through different engineering problems.

Download the Free Bubble Day STEM Challenge PDF

Ready to get started?

Simply download the free Bubble Day STEM Challenge Pack using the link below, print the challenge cards and recording sheets, gather a few simple craft materials, and let your young engineers start designing, building, testing, and improving their own bubble creations.

These hands-on Bubble Day activities are a wonderful way to combine science, creativity, and outdoor fun while encouraging children to think like real engineers.


We hope these Bubble Day STEM challenges inspire lots of creative thinking, teamwork, and, of course, plenty of bubbly fun! Whether you’re using them in the classroom, at home, or at a summer camp, these activities are a fantastic way to help children build confidence as they design, test, improve, and discover.

More STEM Activities for Kids

If your children enjoyed these Bubble Day challenges, be sure to explore our growing collection of free STEM activities and engineering printables. You’ll find plenty of hands-on challenges using everyday materials that encourage creativity, problem solving, and scientific thinking while making learning fun.

If you try this Bubble Day STEM Challenge Pack, we’d love to hear how it went. Please share this post with other parents, teachers, and homeschoolers who are looking for engaging hands-on STEM activities, and let us know which challenge was your favourite in the comments!

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