Looking to add a little science sparkle to your holiday decor? Transform your Christmas tree with these cool DIY science ornaments! Perfect for curious minds and creative hands, these scientific decorations make for a unique and educational holiday project the whole family can enjoy.
Make STEM Christmas Ornaments This Holiday Season
Get ready to turn your holiday season into a science-filled adventure with these amazing science-themed holiday ornaments! From crystals and slime to LEGO and circuits, these hands-on projects bring science, technology, engineering, and math to life right on your tree!
Each ornament is a fun, festive decoration and a unique learning experience, perfect for families to try together. Try them in the classroom, too!
Christmas STEAM Ornaments
Transform your Christmas tree into a STEAM masterpiece with bioplastics, binary code, marbled ornaments, and more! Perfect for kids and families, these hands-on projects are as fun as they are educational.
👉 Get started today and make your holidays shine! Click here to explore the Christmas STEAM Ornaments Pack!
Cool Science Ornaments You Can Make
These projects make science, STEM, or STEAM accessible and engaging, fostering essential skills like problem-solving, observation, and patience. Even the least crafty kids will be hooked! Dive into Christmas STEM fun with these educational ornaments—watch your family’s creativity and curiosity soar this holiday season!
- Science: Experiment with crystals, slime, and circuits to explore chemical reactions, conductivity, and materials.
- Technology: Use LEDs and batteries to light up ornaments, introducing basic circuitry concepts.
- Engineering: Design and build sturdy LEGO ornament structures or create mechanisms to make them move.
- Art: Add creative flair with colors, patterns, and designs, encouraging artistic expression while combining it with science.
- Math: Apply measurements, patterns, and geometry to craft symmetrical designs and ensure accurate builds.
Birdseed Ornaments
Learn how to make birdseed ornaments to hang outside on a favorite tree! Incorporate birdwatching as part of the process!
3D Shape Ornaments
Print these free Christmas shape ornaments and fold them into 3d shapes perfect for hanging on the tree. Think shape nets for the holiday season.
Slime Ornament
Our Christmas slime ornaments make a perfect gift for kids to give to friends. Add fun trinkets to your slime for a cool science experiment. Or just hang them up on the tree. Try adding glitter too!
ALSO CHECK OUT: Christmas Slime Recipes
Binary Alphabet Ornament
Coding without a computer! Have you ever wanted to learn more about the Binary Alphabet? There’s some great information and a fun way to make a Christmas coding ornament.
Magnetic Ornament
Explore magnetism with fun materials and create a magnetic science ornament too. Are jingle bells magnetic?
Crystal Candy Candy Ornament
Grow beautiful crystals for Christmas and learn about suspension science. Our crystal candy cane ornament is beautiful and remarkably sturdy. Growing crystals is easier than you think too.
Crystal Snowflakes
You can also make your own science Christmas ornament in the shape of snowflakes with pipe cleaners. Grow your own crystals!
Salt Crystal Ornaments
Another fun way to grow crystals is with salt! This is perfect for the youngest scientists because all you need is salt and water. These will take longer to form than the borax crystal ideas above, but it’s a terrific process.
LEGO Christmas Ornaments
If you have a house full of LEGO, you can’t have a Christmas tree without a few simple-to-make LEGO Christmas ornaments!
Christmas Circuit Ornaments
This is a great STEM ornament for upper elementary and middle school kids, but it is just as fun for a parent and kid to make together and learn about electricity.
Tie Dye Ornaments
Tie-dye ornaments are so much for kids to make and introduce the soluble science concept. An awesome sharpie and alcohol art activity, this Christmas science ornament is considered STEAM or STEM + Art!
Volcano Ornaments
Clear ornaments with baking soda and vinegar create a fantastic Christmas-themed science project using a chemical reaction. While you may not hang them on a tree, they are tons of fun.
Bioplastics Ornament
Teach kids about polymers, sustainability, and the science of material creation—perfect for combining holiday cheer with an important environmental lesson!
Milk Plastic Ornaments
Who would have thought you could make ornaments from milk and vinegar? Combine science and art this holiday season with a unique ornament.
Glue Ornament
Explore surface tension, cohesion, and states of matter with this exciting STEAM Ornament using glue, food coloring, and dish soap!
Christmas Chemistry Ornament
Take a classic crystal-growing chemistry activity and turn it into a Christmas ornament complete with a science theme. Make Christmas chemistry ornaments shaped like a beaker or Erlenmeyer flask, a light bulb, and an atom—perfect for any science enthusiast!
More Fun Christmas STEM Activities
Easy setup. Awesome fun. hands-on learning. And all of this was accomplished with leftover Christmas cards. Need more fantastic Christmas STEM activities to keep you busy this season? We never have a shortage!
Santa’s Chimney Challenge: Soft candy and toothpicks are a winning combination for building structures for STEM. Build a chimney for Santa. How high can you make it?
Jingle Bell STEM Challenge: This is our version of the classic egg drop challenge with a more Christmasy theme. Can you quiet a jingle bell so it doesn’t make any noise?
Christmas Tree STEM Challenge: The challenge is to build a Christmas tree with just 100 cups.
Christmas Catapult: Design and build a simple catapult, and test how far you can fling the red and white pom and poms. Almost to the North Pole!
Santa’s Balloon Rocket: A fun Christmas version of the classic balloon rocket. Explore forces as you send Santa flying across the room.
Printable Christmas Ornament STEM Project Pack
Looking for festive, educational fun this holiday season? Check out our Christmas Science Ornaments! From growing Crystal Candy Canes to crafting Circuit Ornaments that light up, these DIY projects blend creativity and science for the perfect holiday activity.
👉 Get started today and make your holidays shine! Click here to explore the Christmas STEAM Ornaments Pack!
Hey! Thanks so much for sharing my ornament! This is a fun post. Love all of the ideas!