OGEL Bricks and Blocks

(additional pieces have been uploaded here: https://www.thingiverse.com/thing:3931175)

Popular trademarked toys present quite a problem for us Makers who want to include something like that in our designs. One group of 3D Printer Folk has decided to do something about that. They are hosting a competition to make new and better constructions toys. See: myminifactory and #beyondthebrick.

This is my original design entry for that competition. All my followers, fans, and friends should go there and vote for me.

This set currently comprises 25 different items. I may add more especially if readers/likers request them.

6 items: Basic construction units in 3 different sizes, using the standard 1:2 ratio and their 1:1 half pieces: 10x20mm, 20x40mm, and 20x40mm tall.

5 items: Odd size pieces of various sorts. Typically extra-long.

6 items: 45deg angle pieces in the 3 sizes and left and right configurations.

8 items: Decorative flat-top caps for tops of walls, in sizes to co