Tappi Paper University
This is an outstanding site! The following are the menu of activities available.

• Pulp Ornaments and Jewelry
• Papier Mache
• Pulp and Circumstance: How to make paper my hand.
• Paper Testing : Paper towel strength tests.
• Balancing Act
• Mobius Strips : This is a paper magic trick.
• Stepping Through Paper : This is a paper cutting trick.
• How does a Paper Towel Absorb Water?
• How is Paper Recycled?
• An Educational Slide Show about Paper
• Paper- It’s a piece of our lives : Great list of things made from paper and paper
  paper by-products.
• Hidden Pictures
• It’s on the Test : Many questions and answers about paper manufacturing, paper
  recycling, trees & forests, paper industry statistics and paper history.