Sally Symes worked for many years as a designer of children's books before turning her skills to writing them. She's the author of previous Britannica books, including First Big Book of Why. Her collaborations with Nick Sharratt have won several awards, including The Educational Writers' Award for The Gooey, Chewy, Rumble, Plop Book, and The Southampton Favourite Book to Share Award for Something Beginning with Blue. She works from a shed in Sussex, UK, accompanied by her grumpy cat.

Hanako Clulow studied for a degree in Psychology at Goldsmiths College, University of London, before her passion for art re-emerged and led her to pursue a life as an illustrator. She enjoys drawing simple and bold character designs that appeal to children, and her projects have ranged from board books to illustrated non-fiction books and children's clothing. Hanako is based in Titirangi, Auckland, New Zealand.

Britannica Group is a global education leader with over 250 years of dedication to seeking out facts and providing insight into the mysteries of the universe. Britannica's mission to inspire curiosity and the joy of learning helps build the world's future thinkers and innovators.

Selected for The Children's Book Council's Hot Off the Press List

"Rocket fuel for cognitive development." - Wall Street Journal

Filled with crowd-pleasing topics such as numbers, shapes, animals and food this big, bright, thoughtfully curated board book is ideal for babies to leaf through (and for toddlers to demand their favorite sections over and over again)". -The Guardian Best Children's and YA books of 2022

"Inspire infants and toddlers with an encyclopedia just for them. This board book is filled with vibrant and easy to recognize (and remember) graphics and illustrations and lyrical text to help provide an enjoyable read-aloud experience when covering topics including plants, animals, music, numbers, shapes and more."-Atlanta Journal Constitution Holiday Guide.

"Britannica's Baby Encyclopedia is wonderful for curious babies and toddlers. The book covers a wide spectrum of shapes, colors, animals, arts, machines, plants, and more, delightfully illustrated to keep your baby's attention . This is one board book that your young child is sure to love while learning ! - DailyMom

"This is the perfect book to inspire little brainiacs!" - Nicki's Random Musings

"A unique and captivating edition to add to your child's collection." - Puget Sound Council for the Review of Children's and Young Adult Literature