Something high in the sky is causing a trail of trouble across Citytown, but is it a bird, a plane, or something else? Sparks' Crew observes the properties of things gone wrong downtown, which leads them to understand what the problem is. Curriculum: Understanding the problem is the first step for finding a solution. / It's the day of Pumpkin Palooza and a little girl's decorated pumpkin has been ruined. It's Sparks' Crew to the rescue! Learning that the culprit is a hungry squirrel, they work together to design and build a solution to protect all the decorated pumpkins in City Town. Curriculum: You can use engineering design to gather information and to keep improving each solution. That's the power to solve real world problems!