Papercrafting encompasses the collage, origami, silhouette portraiture, quilling, and paper cutting such as that done by Hans Christian Andersen!
Like to learn more? Look for these introductions to papercrafting:
New Papercrafts: An Inspirational and Practical Guide to Contemporary Papercrafts, Including Papier-Mâché, Decoupage, Paper Cutting, Collage, Decorating Paper Techniques and Paper Construction. [745.54 NEW]
Papercrafts and Origami: A Truly Comprehensive Collection of Papercraft Ideas, Designs and Techniques, With Over 300 Projects. [736.982 PAP]
Wilson, Janet. The Search Press Book of Traditional Papercrafts: Parchment Craft, Stencil Embossing, Paper Pricking, Quilling. [745.54 WIL]
In most cases, there's not not much in the area of tools required to begin papercrafting besides a pair of scissors and perhaps a ruler. As far as supplies is concerned, your junk mail or old books and magazines can be repurposed as crafting material! What are you waiting for?