Idea Page activity - a variation of these examles could be used. Assignment engineering and isometric grid paper are in the MTEEA members password protected links below.
If your sub has access to a computer projecton system some of these video links may be useful.
If your sub has access to a computer projection system, this Reading a Ruler / Adding and Subtracting Fractions video may be useful.
The below activities are for MTEEA members only. Authentication is required. To access, enter username and password you have been provided on one of the links. Once a password protected link has been opened, the others in the members only section should not require authentication during your viewing session. You can safely disregard the "Your connection to this site is not private" message on the login page.
Idea Page Engineer Grid Paper (to be used with above Idea Page activity)
Idea Page Isometric Grid Paper (to be used with above Idea Page activity)
You will need to prepare 6 or 7 sets of 20 wooden blocks. Each block needs to be a different size. Number them and use this measurement info sheet to learn or review ruler reading and identification of lumber surfaces. Use this activity answer sheet to record answers. Here is a paper ruler you can duplicate for student use.