One thing that we would like to change is the difficulty. The 4th graders complained that it was too hard, so we might remove some obstacles.
A skill that I learned was how you strengthen your project and to think more specifically and more like an actual engineer, this will later on help me to design other projects and to think clearly in everyday life.
One piece of advice I would give to a future student is to think clearly before you start building everything. If you didn’t plan correctly, flaws might happen, including tearing something apart and to think of the best solution before you take measures.