Lesson 1Ambiguity in Component SelectionRecognizing when standard choices fail and how to judge alternatives.Start2 Micro-lessonsMicro lesson 1When Standard Bearings FailMicro lesson 2Ambiguous Fit Decisions
Lesson 2Trade-offs in Material and GeometryBalancing conflicting demands and anticipating hidden consequences.Start2 Micro-lessonsMicro lesson 1Material Substitution Under PressureMicro lesson 2Geometry Changes for Cost Savings
Lesson 3Limits of OptimizationKnowing when further optimization harms reliability or increases risk.Start2 Micro-lessonsMicro lesson 1Over-Optimization and FragilityMicro lesson 2Knowing When to Stop Improving