Art by Sourcebooks Explore. Details:Jump start your little genius's scientific library with the complete My First 100 Words series set, from the #1 science author for kids! Written by an expert, the My First 100 Words books feature simple, colorful explanations of the first 100 words every baby should know about complex ideas and are beloved by babies and grownups alike. This complete set includes all 13 books in the series, perfect for introducing your budding prodigy to diverse topics like: Engineering Mathematics Science Technology Art Nature and more! After all, it only takes a small spark to ignite a child's mind!