Computer-Aided Design (CAD) fundamentals

What you'll learn

1. 1

   CAD is like digital Lego — you build 3D models on a screen instead of with plastic bricks.

2. 2

   What does CAD stand for?

3. 3

   Here's a simple 3D box in CAD — it has length, width, and height.

4. 4

   Let's make a 3D cube together in CAD:

5. 5

   Now you try — use the extrude tool to turn this 2D square into a 3D block.

6. 6

   Which view lets you see the top of your model?

7. 7

   What is the main advantage of CAD over hand drawing?