If you need to sharpen your own blades Buy a sharpening stone like the one in the video & some stone oil! Sharpen the "Entire Blade" by putting blade flat on stone and slide back and forth with fingertips!
by BFranklinCrafts
by DibujosCreativos
by Kids Hub
by naztazia
by Origami School
by Kiddos Art
by 365SKETCHES