This is a beginner-friendly CAD project where learners model a classic 2Γ4 brick in Onshapeβthen level up with an advanced 4Γ4 plate challenge. The resource includes a step-by-step project guide, a teacherβs guide with pacing and checks for understanding, a student quiz with answer key, poster-style visuals, and classroom-ready cheat sheets. Students practice professional habits: sketching with constraints, patterning repeated features, shelling for realistic wall thickness, and mirroring for