A one-week camp is promising game design, robotics and AI in five days. That sounds like a lot of buzzwords for young kids. Have you found short camps that were genuinely engaging, and what did the children actually come home able to do?
During a trial I watch how the coach treats the least skilled child, not the best one. That tells me much more about whether we will stay long term. Leaving a couple of evenings free kept the activity enjoyable. Your child's response may be different, but this was our experience.
Good point about asking for the details in writing. I had not thought of that. Leaving a couple of evenings free kept the activity enjoyable. In our house, the practical routine mattered more than the ideal plan.