Omar and his friends are blasting off on another adventure--this time at a rocket-building competition. All of his family's Science Sundays prepared Omar to lead his friends on their quest to build the best rocket in their school, sending them to the nationals. But when their rocket is sabotaged, Omar and his friends have to use their expertise in science and mysteries to find the culprit.

This fifth book in the charming, warmhearted, and hilarious series about a boy growing up in a close-knit Muslim family, packed with eye-popping artwork by Kyan Cheng, is explosively fun!