1. Material selection and manufacturing processes for stainless steel, mild steel, aluminum, and other materials, including threading, surface finishing, and forming techniques. 2. Design and construction of models, including methods for making Styrofoam parts, attaching components, creating identical designs, and ensuring alignment. 3. Assembly and modification of designs for functional products such as wind turbines, architectural models, and hydraulic lifting devices, incorporating temporary and permanent joining techniques. 4. Design improvements and problem-solving for incomplete or flawed designs, addressing structural, aesthetic, and usability issues in products like sails, point-of-sale displays, and packaging. 5. Detailed product design development for flat-pack toy storage, vacuum-formed trays for olive oil, and tablet blister pack devices, focusing on user-friendly, customizable, and accessible features. 6. Practical applications of safety precautions, material handling, and precise measurements in workshops for creating models and prototypes, alongside annotations for materials, joints, and processes.