Follow the directions below to create a ruler.
1. Click on the box and drag it to your work space.
2. Click on the lower right corner, you will see measurements pop up.
3. Click on the first one and change it to 25.4, click tab and type in 25.4 and hit enter (everything in Tinkercad is in metric so 25.4 equals one inch).
4. Click top white middle box and change it to 2mm, this is the first inch of your ruler.
5. Click on the block and hit control C and then control V and second block will appear.
6. Using the arrow key, place the box next to your first box.
7. On your second block click on the center white box and the measurement box will pop up. Change it to 3mm.
8. Click control C and Control V and move box over next to previous box.
9. Click on center center white box and change it to 4mm.
10. Click on your third box and click control C and control V then move it next to your last box with arrow keys.
11. Click on center white box and change it to 5mm.
12. Click on your last box and click control C and Control V and move it next to your last box with arrow keys.
13. Click on center white box and change it to 6mm.
14. Select it all and and click group.
1. Click on the box and drag it to your work space.
2. Click on the lower right corner, you will see measurements pop up.
3. Click on the first one and change it to 25.4, click tab and type in 25.4 and hit enter (everything in Tinkercad is in metric so 25.4 equals one inch).
4. Click top white middle box and change it to 2mm, this is the first inch of your ruler.
5. Click on the block and hit control C and then control V and second block will appear.
6. Using the arrow key, place the box next to your first box.
7. On your second block click on the center white box and the measurement box will pop up. Change it to 3mm.
8. Click control C and Control V and move box over next to previous box.
9. Click on center center white box and change it to 4mm.
10. Click on your third box and click control C and control V then move it next to your last box with arrow keys.
11. Click on center white box and change it to 5mm.
12. Click on your last box and click control C and Control V and move it next to your last box with arrow keys.
13. Click on center white box and change it to 6mm.
14. Select it all and and click group.