Free CSWA Practice Problems (Download the Files + Watch Me Solve Them)

The fastest way to know if you’re ready for the CSWA is to solve a real exam-style problem and check your answer the way the exam does — against a mass or center-of-mass value. Passive tutorials don’t tell you whether you’d pass. Timed practice on exam-shaped parts does.

So here’s a free pack: downloadable practice problems with the SolidWorks part files and worked video solutions, built to mirror how the CSWA actually grades you.

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How to use these practice problems

Don’t just watch — build first, then check. That’s the only practice that transfers to exam day:

  1. Download the pack and open the problem spec (drawing + required material).
  2. Set your units and material first — the #1 cause of “correct model, wrong answer.”
  3. Build the part with a fully-defined sketch. Blue (under-defined) geometry gives inconsistent mass.
  4. Read Mass Properties for the exact reference the problem asks for.
  5. Compare your value to the solution. If it’s off, the video shows you exactly where the error creeps in.
  6. Time yourself on the last few so you build exam-day speed.

Get the files

The full pack — practice parts plus step-by-step video solutions — is free.
Download the free CSWA practice pack →

What the CSWA tests (so you practice the right things)

These problems target the exact competencies the exam grades:

  • Fully-defined sketching with the right relations and dimensions.
  • Part modeling — extrudes, revolves, cuts, fillets — built to report accurate mass.
  • Material application so mass-property answers are correct.
  • Center-of-mass reading against a specified coordinate system.
  • Assembly basics — inserting and mating components, then reporting assembly properties.

For the full breakdown of the exam and a two-week study plan, read our CSWA exam guide.

Already comfortable? Look ahead to the CSWP

If these feel easy, you may be ready to start prepping for the CSWP — the professional-level credential with three timed, build-it-live segments. Our CSWP exam guide breaks down all three segments and where most people lose points.

Frequently asked questions

Are these CSWA practice problems really free? Yes — the practice parts and video solutions are free to download. They’re built to mirror the CSWA’s performance-based format.

Do the practice problems come with solutions? Yes. Each problem has a step-by-step video solution so you can see exactly where an error would cost you points, not just the final answer.

What format are the files? SolidWorks part files plus the problem specs. (Confirm exact contents — see sme_check.)

Will solving these guarantee I pass the CSWA? Nothing guarantees a pass, but exam-shaped, timed practice with answer-checking is the single most effective preparation. Pair it with the study plan.

How many practice problems are included? (Confirm count — see sme_check.) Start with the pack, then move to full timed mock exams as you get faster.