Dr Helen Scales is a marine biologist, writer, and documentary maker. She is the author of the Guardian bestseller Spirals in Time, and writes for National Geographic Magazine, the Guardian, and New Scientist, among others. She teaches at Cambridge University and is a storytelling ambassador for the Save Our Seas Foundation .

Artist Sonia Pulido lives in a seaside village close to Barcelona. Her illustrations have appeared in publications globally, including The New Yorker and The New York Times.

'Introduces toddlers to the wonders of shells.' - GeekDad

'[Has] the cutest flaps you ever did see.' - Picture Book Playdate

'The fun of discovering shells stays front and center throughout the read, and this is especially true with the flaps.' - Bookworm for Kids

'From the beach to the garden, readers are encouraged to discover the stunning variations of shapes, sizes, and colors of shells.' - Olivia the Librarian

'Children are naturally drawn to shells, and this book expands on that interest through interactive flaps, bright colors, and stunning illustrations.' - Cracking the Cover

'A great addition to any young nature lover's shelf.' - Little Cub Literacy

'Accurate and accessible to young children.' - Jean Little Library