Celebrate the bond between brothers and sisters with this 2-in-1 classic storybook featuring Mercer Mayer's Little Critter and his adorable Little Sister! Like all big brothers, Mercer Mayer's Little Critter loves his sister! But sometimes, younger siblings can be a handful! This humorous picture book for girls and boys ages 3 to 7 features two classic stories: Me Too!: Mercer Mayer's Little Critter reluctantly spends time with his young sister in this heartwarming classic storybook. Little Sister just won't be left behind when her big brother wants to go fishing or hiking with his friends--she may be small, but she's ready for anything! Both parents and children alike will relate to this humorous story--a great way to celebrate the special bond between brothers and sisters! Just A Rainy Day: Little Sister is stuck inside the house on a rainy day, and she is absolutely bored! When she decides to play 'dress-up', she wakes the baby. When she tries to help Mom clean up, she makes a bigger mess! Thankfully, Mom figures out a way to make everyone happy in this adorable classic storybook featuring beloved characters from the world of Mercer Mayer's Little Critter! It's the perfect read aloud for anyone with a brother or sister, either younger or older!

A boy has a hard time playing with his friend because his baby sister is hanging around yelling, "No, " about everything they try to do.

Stuck inside on a rainy day? Bor-ing! Keep little ones busy with this pitch-perfect Little Critter story featuring Little Sister! Little Sister tries to find stuff to do on a rainy day, but she is bored! Mom won’t let her play with the toys in her brother's room. Then she accidentally wakes up the baby! Thankfully, Mom is always one step ahead of Little Sister in this adorable 24-page picture book. It’s a fun way to keep little ones busy on a rainy day!

Mercer Mayer’s Little Critter has a brand-new baby sister in this classic, funny, and heartwarming book! Whether he’s rocking her to sleep, helping change diapers, or pushing the stroller, both parents and children alike will relate to this beloved story. A perfect way to help a soon-to-be older sibling welcome a younger one!

Mercer Mayer’s Little Critter is—hesitantly—spending the day with his little sister in this classic, funny, and heartwarming book. Whether he’s teaching her how to skateboard, how to fish, or how to make and fly a paper airplane, both parents and children alike will relate to this beloved story. A perfect way to celebrate the special bond between brothers and sisters!

Little Critter helps Mom and Dad prepare a surprise birthday party for his little sister.

It's nap time for Little Sister, but she isn't sleepy. What will Mom do? Little ones who don't like to nap will enjoy this sweet Little Critter story about nap time! Perfect for children ages 3-7! Little Sister does not want to take a nap. She is not tired at all. She tries to rest, but she is hungry and thirsty. Little Sister will learn that Mom knows best in this adorable picture book. It’s perfect for naptime or bedtime reads!