The short answer
Go to the 3D Lab page and press Start a free lab. It opens lab.edwartens.com, where you pick a lab and a level. You can start without an account and sign in free to record your results.
Open the lab
edwartens.com
- Click 3D Lab
- Click Start a free lab
lab.edwartens.com opens in a new tab
The labs live at lab.edwartens.com.
From the website
- Open 3D Lab from the menu.
- Press Start a free lab. It opens in a new tab.
- Pick a lab, then a level.
From your student portal
Signed-in learners can open EDWartens Lab in the student menu. It shows My lab work, with a Continue button for the level you were on, and opens the lab already signed in.
Do I need to sign in?
Not to start. Without an account your work is kept on this device. Sign in with your free EDWartens account to:
- record a test result
- keep your work on every device
- see your lab work in your student portal
If a sign-in prompt says your lab sign-in has expired, sign in again to keep saving to your account.
Updated 22 October 2026
Related questions
- What is the 3D Lab and is it free?The 3D Lab is a set of engineering labs that run in your browser: wire a panel, write PLC logic, teach a robot, tune a loop and more. Opening a lab, doing the levels and passing the test are free.
- Is my 3D Lab work saved?Yes. If you are signed in, your work is saved to your account for each level. If you are not, it is kept on this device and moves to your account when you sign in.
- Does the 3D Lab work on my phone or in my browser?Yes. The labs run on phones, tablets and laptops in a recent Chrome, Edge, Firefox or Safari. A laptop or large tablet is easier for wiring and ladder logic, because you have more room.
- Where do I see my lab results?Open EDWartens Lab in your student menu to see My lab work: where to continue, your progress and the levels you have passed. Results are recorded only when you are signed in.
- How do the lab levels and the acceptance test work?Each level starts with a brief, you do the job in 3D, then a factory acceptance test checks your work against the brief. It lists every check, and you can fix what failed and run it again.
- Where can I watch the lab videos?The 3D Lab page has a tour video, and each lab has a short walkthrough on lab.edwartens.com so you can see what you will do before you start.
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