since you can use the grid structure to draw diagrams in addition to taking regular notes. This is definitely not a must, but I used a multicolored pen that can switch between black, blue ...

And sure, you can write all of your notes in red or blue ink, but one Quora user noted that habitually using an ink color eventually mutes any significant effect on your recall memory. So using one ...

He is the lead producer of the tabletop gaming series Overboard. My notes in Blue Prince still have a little bit of the conspiracy cork board look to them, but by simply organizing them by room it ...