I'm not able to work with handheld drawing implements often, so my tools of choice tend to be digital.
I've used MyScript Notes (formerly Nebo) in the past for recording handwritten notes, but it has evolved to include a free format mode ('board') which allows any markings with a stylus, not just words, so sketches can be included.
The benefits of this tool are as follows:
I have already added an exported page at the top level for this project.
© Kevin Warren - fibrocreativity (fc)