Your images are taken from many other sources, like:
http://www.instructables.com/id/Puking-Pumpkin/step2/Draw-a-scary-puke-face/
https://masterlomaster.samodelkinoblog.com/731550833327213383/podelki-iz-tykvy-svoimi-rukami-/

https://4.404content.com/1/90/A0/731550820940907575/fullsize.jpg

http://www.seriouseats.com/2012/10/how-to-carve-a-pumpkin-jack-o-lantern-like-a-pro-halloween.html

Not citing the source of photos(images) is plagiarism. Here is a post on why this is bad, and here is how easy it is to find allowed photos.

Not indicating that the content you copy/paste is not your original work could be seen as plagiarism.

If you are actually the original author, please do reply to let us know!