Are you ready to dive into the fascinating world of shells? Whether you’re a homeschooling parent, a teacher, or just someone who wants to inspire a love for marine life in children, a shells unit study is the perfect way to engage young minds. In this blog post, we will explore books about shells, provide lesson ideas for teaching about shells, and recommend educational resources that will enhance your shell unit study. So, let’s get started!
Disclosure: Some of the links below are affiliate links, meaning, at no additional cost to you, I may make commission off of purchases made through the product links.
Everything You Need To Create a Shells Unit Study

Book Lists
- “Seashells: More Than a Home” by Melissa Stewart
- “A House for Hermit Crab” by Eric Carle
- “How to Hide an Octopus and Other Sea Creatures” by Ruth Heller
- “What Lives In A Shell?” by Kathleen Weidner Zoehfeld & Helen K. Davie
- “The Seashore Book” by Charlotte Zolotow
- “Seashells by the Seashore” by Marianne Berkes
- “The Legend of the Sand Dollar” by Chris Auer
- “The Shell Book” by Barbara Hirsch Lember
- “Next Time You See a Seashell” by Emily Morgan
- “It’s a Seashell Day” by Dianne Ochiltree & Elliot Kreloff
- “Seashells & Beachcombing for kids” by Stephanie Paniasigui & Erika Zambello
- “What a Shell Can Tell” by Helen Scales & Sonia Pulido
- “Good Night Seashells” by Adam Gamble & Mark Jasper
Lesson Ideas
- Shell Sorting:
- Materials needed: Assorted shells, trays or containers for sorting.
- Guide children to sort shells based on size, shape, color, or texture.
- Encourage discussion about the characteristics of each shell and ask questions to prompt critical thinking.
- Ocean Habitat Diorama:
- Materials needed: Shoebox or small box, art supplies, toy sea creatures, sand, and shells.
- Help children create an ocean habitat diorama using the provided materials.
- Discuss the importance of shells in creating habitats for various marine organisms.
- Prompt children to identify the animals in their dioramas and explain how they interact with shells.
- Shell Identification:
- Materials needed: Shell identification guides or books, magnifying glasses.
- Provide children with different shells and identification resources.
- Guide them in using the guides to identify the shells.
- Encourage children to describe the shells’ features and compare them to the identification guide.
- Shell Art:
- Materials needed: Assorted shells, glue, construction paper, markers, and other craft supplies.
- Inspire children to create artwork using shells, such as collages, mosaics, or shell paintings.
- Discuss the different shapes, colors, and patterns found on shells, and how they can be incorporated into their artwork.
- Shell Classification:
- Materials needed: Various shells, reference materials or posters illustrating shell classifications.
- Teach children about the different classes of mollusks (e.g., gastropods, bivalves, cephalopods).
- Show examples of shells from each class and explain their characteristics.
- Engage children in a hands-on activity where they group shells into their respective classes.
- Seashell Poetry:
- Materials needed: Writing materials, seashells for inspiration.
- Introduce children to different types of poetry (e.g., descriptive poems, haikus).
- Encourage them to write poems inspired by shells, the ocean, and the sensory experiences associated with them.
- Shell Dissection:
- Materials needed: Empty shells, magnifying glasses, safety goggles (optional), small tools (e.g., tweezers).
- Guide children in carefully dissecting empty shells to reveal the different layers.
- Discuss the purpose and functions of each layer and how they contribute to the shell’s strength and protection.
- Beachcombing Field Trip:
- Plan a trip to a local beach or shoreline area.
- Provide children with buckets or bags to collect shells and other interesting beach findings.
- Explore the shoreline ecosystem, discuss the creatures that rely on shells for protection, and observe any shells washed ashore.
- Shell Stories:
- Materials needed: Writing materials, shells for inspiration.
- Encourage children to create imaginative stories or narratives featuring shells as main characters.
- Prompt them to think about the lives of shells and the adventures they might embark on in the ocean.
- Shell Conservation:
- Discuss the importance of protecting shellfish habitats and marine ecosystems.
- Engage children in a discussion about the human impact on these environments.
- Brainstorm ways they can contribute to conservation efforts, such as reducing pollution or participating in beach clean-ups.
Additional Resources
These resources are meant to add to the learning experience, but are not necessary to create a unit study. I recommend checking your local library for books before purchasing any. You can check prices and see all of the resources listed on our Amazon Storefront under SHELLS UNIT STUDY.
Printable Unit Studies
These printable unit studies and resources are a great foundation to build your own shells unit study. These can stand alone or provide printable hands-on activities to add to your homeschool lessons. The pictures will take you to the etsy listings where you can purchase these pre-made resources.
With these books, lesson ideas, and educational resources, your shells unit study is sure to capture the imaginations of young learners. From exploring the diversity of shells to understanding the marine ecosystems they inhabit, this unit study will foster a sense of curiosity and appreciation for the wonders of the sea. So, grab your magnifying glasses and embark on an unforgettable educational journey that will leave a lasting impact on your childs’ understanding of the natural world.
Other Unit Studies you might like: SHARKS, MARINE LIFE, OCEANS

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