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Several important inventions are listed along with the dates of their creation and the names and nationalities of the inventors. Paper was invented by Ts'ai Lun in China in the year 105. Italian Bartolemeo Cristofori invented the piano in 1709. Georges de Mestral from Switzerland gave us Velcro in 1948.

This article provides information about origami. Origami is the art of folding paper into different shapes. The name comes from the Japanese words for ori, which means "to fold" and gami, which means "paper." Origami is not just a Japanese art, though many great origami artists are Japanese. With practice, you can create a roomful of lovely origami creations. All you need is patience and squares of thin paper.

Many products are made from recycled materials. From recycled paper we get newspapers, cereal boxes, wrapping paper, cardboard containers, and insulation. From recycled plastic we get soda bottles, tables, benches, bicycle racks, cameras, backpacks, carpeting, shoes, and clothes. From recycled steel we get steel cans, cars, bicycles, nails, and refrigerators. From recycled glass we get glass jars and tiles. From recycled rubber we get bulletin boards, floor tiles, playground equipment, and speed bumps.

Many products are made from recycled materials. From recycled paper we get newspapers, cereal boxes, wrapping paper, cardboard containers, and insulation. From recycled plastic we get soda bottles, tables, benches, bicycle racks, cameras, backpacks, carpeting, shoes, and clothes. From recycled steel we get steel cans, cars, bicycles, nails, and refrigerators. From recycled glass we get glass jars and tiles. From recycled rubber we get bulletin boards, floor tiles, playground equipment, and speed bumps.

This article provides suggestions on how to reduce or recycle common waste products, and what products can be made from the materials we recycle. You can help reduce waste by reusing containers, batteries, and paper. You can also recycle newspaper, glass, and plastics to provide materials for making other products. At right are some of the things you can do.

This article provides information about origami. Origami is the art of folding paper into different shapes. The name comes from the Japanese words for ori, which means "to fold" and gami, which means "paper." Origami is not just a Japanese art, though many great origami artists are Japanese. With practice, you can create a roomful of lovely origami creations. All you need is patience and squares of thin paper.

Provides a list of items that can be made from recycled materials such as paper, plastic, steel, glass, and rubber.