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BlueprintExercises
  • Drawing basicsLine types, first and third angle projection, orthographic views and title blocks.
  • Scale readingRead real lengths off a drawing with an architect's scale or a metric scale rule.
  • Welding symbolsReference line, arrow side, weld types, sizes, length and pitch, field welds.
  • Mechanical printsDimension symbols, tolerances, limits and fits, thread callouts and surface finish.
  • Construction plansFloor plan symbols, dimension strings, elevations, sections and levels.
  • Electrical drawingsSymbols, contacts and control logic, device tags, wire colours and wire sizes.
  • GD&TFeature control frames, datums, tolerance zones and bonus tolerance.
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Terms and conditions

Last updated 14 November 2026

1. Who we are

Blueprint Exercises is a trade name of MetaWorkx, a sole proprietorship (eenmanszaak) registered in the Netherlands, Chamber of Commerce (KvK) number 62661833. Registered address: Kladseweg 65A, 4664 RC Lepelstraat, the Netherlands. Email: support@blueprintexercises.com.

When you use this website or buy a plan, your agreement is with MetaWorkx, trading as Blueprint Exercises ("we", "us").

2. Accepting these terms

By using blueprintexercises.com you agree to these terms. If you do not agree, please do not use the site.

3. What we offer

Blueprint Exercises is an online practice service for reading technical drawings. Anyone can try a few questions in every course for free. Pro and the Exam pass give access to every lesson, practice test and certificate for as long as the plan runs. Certificates show that you finished a practice test on this site. They are not a qualification from AWS, ASME, ISO, IEC or any certification body.

4. Your account

You sign in with your email address. Keep access to that email address to yourself, because anyone who can read it can sign in to your account. A plan is for one person. Do not share your account.

5. Payments and subscriptions

Our order process is conducted by our online reseller Paddle.com. Paddle.com is the Merchant of Record for all our orders.

  • Pro, monthly and yearly renew automatically at the end of each period until you cancel. The price is shown before you pay.
  • Cancelling: cancel any time from your account page or through the link in your receipt email. You keep access until the end of the period you paid for. No further payments are taken.
  • Exam pass is a single payment for 90 days of access. It does not renew.
  • Taxes: Paddle adds VAT or sales tax where it applies. Prices for buyers in the euro area include VAT.
  • Paddle's buyer terms also apply to your purchase.

6. Refunds

You can ask for a refund for any reason within 30 days of your purchase. See the refund policy.

7. Fair use

You may not:

  • use the site for anything unlawful, fraudulent, or to send spam;
  • copy, resell or republish our exercises, drawings, explanations or other content;
  • scrape the site, or use bots or scripts to collect content or answers;
  • try to break or get around our security, for example by probing for weaknesses or uploading malware;
  • get around the free preview limits or share paid access with others.

8. Our content

The site, its exercises, drawings, explanations and software belong to us. Standards such as AWS A2.4, ASME Y14 and ISO 128 are named for reference only. We are not affiliated with the organisations that publish them. Our explanations are written in our own words. For the full rules, see the standard itself.

9. No guarantees

We work hard to keep the content correct and the site running, but we do not promise that the service is always available or free of errors. The exercises are for practice. Always follow the drawing, the standard and the instructions at your work.

10. Liability

As far as the law allows, our total liability to you is limited to the amount you paid us in the 12 months before the claim. We are not liable for indirect losses. Nothing in these terms limits rights you have as a consumer that cannot be limited by law.

11. Suspending or ending access

We may suspend or close an account after a serious or repeated breach of these terms, non-payment, fraud, or a risk to the security of the service. If we close the service for everyone, we refund the unused part of any paid period.

12. Changes

We may update these terms. We show the date of the last change at the top. If a change affects a paid plan you already have, we tell you by email first.

13. Law

Dutch law applies. If you are a consumer in another country, you keep the protection of the mandatory rules of that country.

14. Contact

Questions about these terms: support@blueprintexercises.com.

BlueprintExercises

Practice reading technical drawings, welding symbols and blueprints. US and European standards, every answer checked on the spot.

Courses

  • Drawing basics
  • Scale reading
  • Welding symbols
  • Mechanical prints
  • Construction plans
  • Electrical drawings
  • GD&T

Reference

  • Welding symbols chart
  • Thread chart
  • Common drawing scales
  • ASME vs ISO GD&T

Your account

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  • My progress
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Company

  • Contact
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  • Refund policy
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© 2026 Blueprint Exercises

Standards are named for reference only. Blueprint Exercises is not affiliated with AWS, ASME, ISO or IEC. All explanations and drawings are our own.