Discover Up, Down & Other Opposites with Ellsworth Kelly by Phaidon. A visual exploration of opposites, this artful, read-aloud board book pairs American artist Ellsworth Kelly’s paintings and sculptures to teach young readers the concept of opposites. This captivating board book is created in partnership with the Ellsworth Kelly Foundation and includes some of Kelly’s most famous pieces, as well as lesser-known works. Suitable for children ages 1-3.