What to look for in ocean books
Ocean books work well for preschoolers because the subject is full of colorful animals, interesting sounds and big ideas such as tides and deep water. When choosing, it helps to look for:
- Clear, bright illustrations of recognizable sea creatures.
- Rhyme or repetition that children can join in with.
- A short story arc so the book holds attention.
- A balance between made-up stories and simple, accurate nonfiction.
Ocean story favorites
These widely available picture books are popular in classrooms and libraries.
- The Rainbow Fish by Marcus Pfister is about a fish with shimmering scales who learns about sharing and friendship. The shiny foil details are a draw for many children.
- Swimmy by Leo Lionni follows a small fish who helps a school of fish work together to feel safe in a big ocean.
- A House for Hermit Crab by Eric Carle tells of a hermit crab who outgrows his shell and decorates a new one, a good springboard for talking about growth and change.
- Mister Seahorse by Eric Carle shows a father seahorse caring for eggs, with see-through pages hiding different fish.
- The Pout-Pout Fish by Deborah Diesen is a rhyming story about a fish with a gloomy face who finds another way to look at things.
- Commotion in the Ocean by Giles Andreae, illustrated by David Wojtowycz, is a rhyming tour of sea animals that works well read aloud.
- Hooray for Fish! by Lucy Cousins is a bright, rhyming celebration of many kinds of fish.
Nonfiction and fact-style ocean books
Simple factual books help children connect stories to real animals.
- Over in the Ocean: In a Coral Reef by Marianne Berkes is a counting rhyme that introduces reef animals.
- Hello, Ocean by Pam Muñoz Ryan describes the senses of being at the sea in lyrical language.
- Photo-based board books from publishers such as National Geographic Kids offer short facts alongside real photographs.
When you read nonfiction, you do not have to read every word. Choose a few pages, point to the pictures and let the child ask questions. If you are unsure of an answer, it is fine to say “let’s find out together.”
Beach books for preschoolers
Beach stories are a natural pairing with ocean topics and are especially good for summer.
- Beach by Elisha Cooper is a gentle look at a day at the shore.
- Duck and Goose Go to the Beach by Tad Hills is a light story about two friends and a day at the water.
- Sea, Sand, Me! by Patricia Hubbell is a rhyming story about a child and parent at the beach.
For more seasonal reading ideas, see our summer storytime ideas.
Activities to go with ocean books
Pairing a book with a simple activity helps children remember the story.
- Act it out. Swim like fish, snap like crabs, glide like rays. Talk about how each animal moves.
- Ocean in a bottle. Fill a clear, well-sealed plastic bottle with water, a few drops of blue food coloring and large, safe items. Glue the cap shut and keep the bottle with an adult so no small parts or liquid can reach a child’s mouth.
- Paper plate fish. Cut shapes from paper and let children decorate and glue. Use child-safe, non-toxic glue and avoid tiny sequins or googly eyes for children who still mouth objects.
- Counting with sea animals. Count picture cards or large toy sea animals. Avoid small beads, shells or pebbles for children under about three or any child who puts things in their mouth.
- Pretend fishing. Use paper fish with a large paper clip on each and a magnet on a stick. Keep magnets and paper clips well away from young children who might swallow them.
For more themed play, see water-themed crafts for preschoolers and penguin lesson plans for preschoolers.
Planning an ocean storytime
A simple structure can be: a short welcome song, one story, a movement break, a second shorter story, then a quiet activity. Reading one fiction and one nonfiction title gives variety. If you are planning more broadly, our guide on the importance of storytime for preschoolers offers ideas for keeping sessions engaging. For more general favorites beyond themes, see our list of the best preschool picture books.
Safety and age notes
- Water play needs constant adult supervision. Young children can drown in very small amounts of water, so never leave a child alone with a bucket, tub or sensory bin of water.
- Small items such as shells, beads, sea glass, sand toys and sequins are choking hazards for babies and toddlers.
- Sand and sensory materials should be taste-safe if a child may mouth them, or avoided with younger children.
- Check allergies before using food-based sensory materials, such as dyed pasta or goldfish crackers.
- Beach days: use sun protection, shade and water, and follow local safety guidance.
Frequently asked questions
What are good preschool books? Look for books with a clear story, rich pictures and language that is fun to say aloud. See our preschool picture book guide for more.
What are some good beach books for preschoolers? The beach titles above are a start, and a local librarian can suggest more.
What age are ocean books suitable for? Sturdy board books with sea animals suit toddlers; longer picture books such as those above generally suit ages 3 to 5. Always check the individual book.