2. Use table tools: You can also use Excel, Google Sheets and other table tools to create small boxes by inserting tables. When inserting a table, make sure that the number of rows and columns of the table and the cell size are consistent.
3, hand-drawn: If you do not have a computer or drawing software, you can also consider using pen and paper hand-drawn small boxes. When hand-drawn, please ensure that the size of the box and line thickness consistent.