This week in children's apps features Don't Let the Pigeon Run This App!, which lets players create their own Pigeon stories with the help of three-time Caldecott Honor artist Mo Willems. Curly Hair, Straight Hair features a story with a bilingual narrative. Five Little Pumpkins lets the spooky creatures out in a creepy and fun fall tale. Barnyard Dance puts players in control of a group of animals that can't stop dancing. Finally, Elmer and the Lost Teddy lets players follow Elmer's rescue of Baby Elephant's lost teddy bear before bed.

Title: Don't Let the Pigeon Run This App!

Publisher: Disney Publishing

Release date: October 27, 2011

Price: $6.99

Background: Three-time Caldecott Honor artist Mo Willems brings the Pigeon to an app which lets you create your own Pigeon stories.

Features: Shake-and-play technology, customized voice integration, record your own voice as part of the story.

Title: Curly Hair, Straight Hair

Publisher: 33 Loretta Kids' Books LLC

Release date: October 21, 2011

Price: $0.99

Background: Follow a child through the day in this bilingual story.

Features: Spanish and English languages, Read to Me and Read Myself versions, narrations by native speakers, watercolor illustrations, animations on every page, words are highlighted as they are spoken, Spanish/English dictionary.

Title: Five Little Pumpkins

Publisher: Zuuka

Release date: October 21, 2011

Price: $6.99

Background: Light up pumpkins, watch ghosts fly, and discover hidden animations on every page.

Features: Read to me audio, hands-on animation, spooky sound effects.

Title: Barnyard Dance

Publisher: Loud Crow Interactive

Release date: October 26, 2011

Price: $2.99

Background: Sandra Boynton's book is about farm animals in a square dance.

Features: Bluegrass musician John Stey narrates, players can move a violin's bow, full animation, features "The Big Guy Reads It" mode and "I want to read it myself" mode, hear individual words pronounced when tapped.

Title: Elmer and the Lost Teddy

Publisher: Oceanhouse Media, Inc.

Release date: October 26, 2011

Price: $1.99

Background: When Baby Elephant loses his teddy bear, Elmer comes to the rescue. He has to find him in time for bed. Designed with gentle suspense and a happy ending for young children.

Features: Read to Me, Read it Myself and Auto Play modes, picture/word association, professional audio narration, custom background audio for each scene, pages pan & zoom to accentuate the artwork.