Rainbow Blocks With Tinker Cad

This is how I made these 3D printable rainbow blocks on tinkercad

Supplies

A computer

The Tinkercad website

Step 1:

First, put down a red block in the bottom left corner.

Step 2:

Then add two orange blocks on top and to the right of the first red block.

Step 3:

Then continue this last step with all the colors of the rainbow adding one more block each time until it is as shown above.

Step 4:

The last step is to continue but reverse the colors and the amount until it's finished like above.