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References: Computer-Aided Design and Modeling

  1. Computer-aided design - Wikipedia - History, principles, and types of CAD software including parametric, direct, and freeform modeling approaches with coverage of major commercial platforms.

  2. Parametric design - Wikipedia - Explains constraint-based and feature-based parametric modeling, the foundation of modern CAD tools like Onshape, Fusion 360, and FreeCAD used in this course.

  3. Solid modeling - Wikipedia - Technical overview of solid modeling techniques including constructive solid geometry (CSG) and boundary representation (B-rep), the mathematical engine behind engineering CAD.

  4. Engineering Design Graphics: Sketching, Modeling, and Visualization (2nd ed.) — James Leake and Jacob Borgerson — Wiley — Comprehensive text covering 2D sketching, 3D solid modeling, and engineering drawing standards foundational to any parametric CAD workflow.

  5. Onshape for Designers — Matthew Perez — Independently published — Practical guide to Onshape's cloud-native CAD workflow covering sketches, constraints, feature operations, and assembly modeling from first principles.

  6. Onshape Education - Onshape - Free educational access to professional-grade cloud CAD software with built-in curriculum resources, real-time collaboration, and automatic version history for high school engineers.

  7. Onshape Resource Center - Onshape - Tutorial library covering sketching, feature operations, assemblies, and collaboration workflows — the starting point for new Onshape users.

  8. Hubs Knowledge Base - Hubs (Protolabs Network) - Design-for-manufacturing guidelines explaining how CAD decisions (wall thickness, feature geometry, tolerances) affect printability and part quality.

  9. Printables - Prusa Research - Repository of downloadable STEP and parametric model files useful for studying feature-based construction and reverse-engineering design decisions.

  10. RepRap - RepRap Project - Open-source hardware project whose publicly shared CAD files and design rationale provide real-world examples of parametric modeling for functional, manufacturable parts.