Lisa Mantchev is the author of many picture books, including the internationally acclaimed Strictly No Elephants, illustrated by Taeeun Yoo; Remarkables, illustrated by David Litchfield; and Someday, Narwhal, illustrated by Hyewon Yum. Lisa lives on the Olympic Peninsula of Washington State. Learn more at LisaMantchev.com.

"Sweet, upbeat, and refreshing." ?Kirkus Reviews

From the author of Strictly No Elephants comes an adorable picture book that tells the timeless tale of a little girl who's on a mission to convince her big sister to play with her!
For Lizzie, the perfect afternoon is one spent playing with her big sister, Jane. But it's tough being the little sister. Jane is always busy with activities and play dates. And so she hatches the perfect plan to show Jane just how much she loves her. Each day of the week Lizzie works hard sketching and planning, waiting until Saturday when she can reveal her grand surprise to Jane: it's Sister Day, a celebration of imagination and sisterhood.

This sweet and whimsical story perfectly captures the special bond between sisters.