Building a block corner should include
IRC: Chapter 4 (https://codes.iccsafe.org/content/IRC2018P4) covers code-approved masonry foundation types, installation, and reinforcement based on wall height, widths, and placement on footing. Chapter 4 also covers cement types and allowed joint widths for head and bed joints.
Process/Skill Questions:
NCCER Standards:
Masonry: Level One (L1NCCT28)