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Join Otto the bulldog and his best friend, Dennis, as they travel back in time to New York City on September 11th, 2001. They 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. Please help keep PragerU videos free and our kids books available at a low cost by making a donation at PragerU.com/SupportBooks. Learn more about PragerU's K-12th grade educational initiative at PragerU.com/Kids.