September 11, 2001 was a tragic moment in our nation’s history, but one that future generations must learn about. This PragerU Kids’ storybook will teach your children about the historic attack on America in an age-appropriate manner and how we united as a nation in the face of adversity. Young children will travel with Otto the bulldog and his best friend Dennis to learn that through tragedy, Americans displayed great heroism, strength, and unity.

Otto’s Tales books are part of PragerU's educational initiative for students in kindergarten through 12th grade. These beautifully illustrated storybooks star young Dennis Prager and his sidekick—PragerU’s Otto the Bulldog mascot. Dennis and Otto go on exciting adventures and travel through time to learn important values through American holidays and traditions. This stylish series answers the needs of young families looking for fun, educational, pro-America content.