Negative feedback is easily turned into positive feedback and the other way around. Instead of losing points or lives when you fail, you could reward thoughtf

Negative feedback is easily turned into positive feedback and the other way around. Instead of losing points or lives when you fail, you could reward thoughtful actions. For example, when the number of steps to a solution is closer to the minimum number of steps needed to solve this problem it could be an indication of thoughtful actions and rewarded accordingly.