You might be surprised to see me making ocean crafts given my dislike for looking at fish. Yuck!
However, I know how important exploring the underwater sea creatures can be for my son. So, we explore with imaginative ocean crafts. From colorful sea creatures to underwater scenes, these projects are perfect for sparking curiosity about marine life while keeping little hands engaged.
It doesn’t matter if you’re planning a beach-themed week, a summer activity, or just looking to add some ocean-inspired fun to craft time, these ideas are easy to make and packed with underwater charm.
1. Paper Plate Ocean Craft

This vibrant Paper Plate Ocean Scene Craft is a great starting point for ocean-themed fun. Kids get to paint, glue, and decorate a paper plate to look like their own underwater scene.
I think it’s the perfect mix of structure and creativity so little ones can develop what they might see deep in the sea. You can even add a little glitter for extra sparkle and fun.
2. Paper Fan Puffer Fish Craft

With a few folds and some bright colors, kids can bring a puffer fish to life. This Paper Fan Puffer Fish Craft introduces a fun twist on classic paper folding, perfect for adding variety to your ocean crafts.
Each fish turns out different depending on how it’s decorated, so it’s ideal for groups. We like using them for pretend play too.
3. Ocean Thumbprint Animals

I just love looking at my son’s little fingers and we make good use of them with crafts like this Ocean Thumbprint Animals from Ruffles and Rainboots.
It’s perfect for younger kids who love tactile sensory play, fine motor skill development, and watching their prints come to life. Add eyes, fins, and smiles with a pen to make each creature unique.
You can even make it a piece of artwork, a storybook or a greeting card afterwords.
4. Easy Turtle Bookmark Corner

Reading is huge in our home and these Easy Foldable Turtle Bookmarks make reading even more fun. They’re a great introduction to origami-style crafting with a cute ocean twist.
Kids will love slipping them onto pages and showing them off in their favorite books. You can even use them as party favors for an ocean-themed birthday.
5. Ocean Craft for Preschoolers

Perfect for little hands, this Ocean Craft for Preschoolers uses collage techniques to bring the ocean to life.
With different textures and materials, it engages the senses while introducing young kids to sea creatures. Preschoolers will love naming the animals and pointing out the shapes and colors they use.
It’s messy, fun, and full of learning moments.
6. Ocean Paper Craft

This isn’t just a paper cutting craft. No, it’s an engaging 3D Ocean Paper STEM activity that blends art and early engineering skills.
Using printable templates, kids explore how to add height, width, and depth to their ocean scenes by layering and folding paper. It introduces the concept of 3D art through additive and subtractive processes, offering a touch of math and science along with creativity.
I love it. It’s perfect for older kids who are ready to take their paper crafts to the next level.
7. Ocean Animal Coffee Filter Craft

Using coffee filters and vibrant watercolor paints, kids can create soft, whimsical ocean creatures like dolphins, sharks, whales, and fish.
After painting, they can cut out animal silhouettes using free printable templates provided in this Ocean Animal Coffee Filter Craft.
The finished creations are perfect for hanging in windows, where they catch the light like colorful suncatchers. It’s a simple and beautiful craft that connects art and nature in a way young kids can truly enjoy.
8. Ocean Watercolor and Salt Art

Anytime I get to add a little science to art, i get excited and this sensory-rich art project doesn’t disappoint.
Salt creates fascinating patterns on wet watercolor, mimicking the ocean’s texture. So, kids can create waves, fish, or abstract ocean art.
It’s a calm, almost meditative activity that works well for all ages.
9. Paper Sculpture Relief Ocean Craft

We love 3D projects. Add texture and depth by layering ocean elements with this sculpture craft.
It gives kids a sense of dimension and space in their artwork. The results feel extra special and frame-worthy.
A great choice for slightly older kids who love detail work.
10. Blue-Ringed Octopus Craft

This colorful Blue-Ringed Octopus Craft introduces kids to a real sea animal with an amazing name. The blue-ringed octopus is fascinating and makes for a fun talking point.
Kids can get creative with their own ring patterns and colors. Great for combining crafting and marine biology.
11. Bottle Cap Fish Art

Check out this eco-friendly Bottle Cap Fish project that turns bottle caps into bright underwater fish, promoting creativity and recycling.
What a creative way to talk about reusing materials and protecting the oceans. Kids love sorting and arranging the caps into colorful patterns. It is equal parts eco-friendly and fun.
12. Fish Paper Weaving Craft

A fantastic fine motor activity, this Fish Paper Weaving Craft teaches kids patterns and symmetry while creating colorful fish.
Some would say its repetitive nature is calming and creative–a great way to build fine motor skills and introduce kids to patterns.
Each fish turns out completely unique, depending on the colors and spacing. You can even add googly eyes for extra personality.
13. Starfish Texture Art

Texture is the star of this starfish project. Kids can explore different materials while learning about sea life.
I find it to be a sensory-friendly craft that works well for younger children. Plus, the results are cute enough to hang on the fridge or classroom wall.
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