|Handmade Christmas tree- Paper craft|
step 3:Then fold upwards the paper portion that is pointing below the page size as shown.
step 4:Then open up and fold inwards the small triangle as shown and do step 2 again
Keep doing this for the first 15 pages. Then make the same folds on the left hand side of the book starting to fold digonally from left to right. Do this on the remaining 15 pages.