Technical Drawing and CAD Basics

Read and produce drawings that a workshop can actually build from.

What the course covers

8 modules, 32 topics. Open any one to see what sits inside it.

1. 1.1 What a drawing has to communicate
2. 1.2 Sketching before you draw
3. 1.3 Drawing standards, and why they are followed
4. 1.4 Reading a drawing someone else produced
1. 2.1 Line types and what each one means
2. 2.2 Orthographic views
3. 2.3 First angle and third angle projection
4. 2.4 Choosing which views a part actually needs
1. 3.1 The rules of dimensioning
2. 3.2 Datums and reference edges
3. 3.3 Tolerances and fits
4. 3.4 Surface finish and machining symbols
1. 4.1 Section views and hatching
2. 4.2 Detail and auxiliary views
3. 4.3 Holes, threads and fasteners
4. 4.4 Annotating without clutter
1. 5.1 The CAD workspace and how to move around it
2. 5.2 Drawing and modifying 2D geometry
3. 5.3 Snaps, grids and precise input
4. 5.4 Layers, colours and line weights
1. 6.1 Sketch, constrain, extrude
2. 6.2 Revolve, sweep and cut features
3. 6.3 Editing a model without breaking it
4. 6.4 Assemblies and how parts locate
1. 7.1 Title blocks, borders and scales
2. 7.2 Generating views from a model
3. 7.3 Parts list and part numbering
4. 7.4 Revisions and keeping track of versions
1. 8.1 Checking a drawing before it is issued
2. 8.2 File formats and exports
3. 8.3 Printing and plotting
4. 8.4 Working to a client's drawing standard

By the end of this course you will be able to explain and apply:

Two hours, not two months Eight short modules. Finish in a day, or do one module a night for a week.

Job-ready from the first module Everything here is a task you will actually be asked to do at work, not theory you will never use.

Built for a phone Watch on the bus, pause mid-module, pick up where you stopped. No download, no lab.

A certificate that can be checked Every certificate carries an ID your college or an employer can verify on our site.

Pre-degree / Foundation students in India
Studying: B.Tech / B.E. (Mechanical, Civil, Electrical, ECE), Diploma in Engineering
Recent graduates strengthening a CV
Anyone working in this field without a formal qualification

About two hours in total — eight modules of roughly fifteen minutes. You can do it in one sitting or spread it across a week. Your place is saved either way.
No. There is no prerequisite course and no software to install. A phone, tablet or computer with an internet connection is enough.
Yes. This course is placed at Pre-degree / Foundation for India, and the content is written for that level. If you are at a different stage, change your level at the top of the page and the courses will change with it.
A certificate for the course, carrying an ID that your college or an employer can check on our verification page. You keep access to the material afterwards.
Yes — ₹450 for this course on its own, or ₹1,450 for all five in this set, which works out cheaper if you want more than one.
There is a short quiz at the end of each module so you can check what stuck. It is not timed and you can retake it.
Change your country using the picker at the top. Level names, degree names and prices all switch to that country, and the courses adjust to its education system.

Wording shown for India. Pick a different country at the top and the terms, currency and programme names change with it.