Step 1: What You Need
what you need a pocket knife cardboard box pencil erase and a pencil sharper and if you don't have a pocket knife you will need a knife screw driver
Step 2: Cut Out
now the first step is to cut a piece out the box a little longer then paper to make room for other stuff I am not sure how to make long to make it I just know that 2 & haft inches longer then the paper.
Step 3: Cut in the Carboard
now step 3 cut into the carboard but not to deep out line the erase and do the same with the pencil sharper.
Step 4: Poke in Holes
step 4 final step take your pocket knife and poke holes about 6 in the carboard with your screw driver then get your pencil and poke holes again to make them a little wider.
Step 5: Done
now you are done congragulations you just made your first sketch pad now go out and sketch me something have fun!