Instructions for the Step by Step exercises

Using the 3D board is easy. Build your confidence with the set of 30 step-by-step exercises designed to help you think and draw in 3D. You can work on four sample pages now by opening the pdf files on the right. Print out the pdf page with no scaling. Affix the page to the board within the locating corners. Follow the steps to produce the shape. Here is how the instructions work:

Use pencil Put the tracking rule in the bottom slot to draw the line shown.
Put the tracking rule in the right side slot to draw the line shown.
Put the tracking rule in the left side slot to draw the line shown.
Put the tracking rule in the bottom slot to draw the line shown.
Put the tracking rule in the right side slot to draw the line shown.
Go over the correct lines in a fine black felt-tipped pen.