Musical saws were particularly popular in the U.S. during the 1920s and '30s, and even though "mountain music" has dwindled in popularity, devotees still use the tool to produce haunting melodies.

FORBES: Magazine Article

Some 280 teachers, researchers, young people, ministry officials and representatives of international organisations and NGOs, participating in the Conference, stressed the importance of taking into account a variety of approaches, connecting the global to the local, inviting action, inspiring people, involving society, and looking at education as a tool to produce concrete solutions for biodiversity-related problems.

UNESCO: MEDIA SERVICES

Another, called Kyte, created an addictive tool for anyone to produce and broadcast interactive video and photo channels to and from a PC or mobile phone.

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As a result, I only produce stories that will instill a valuable lesson or educational tool.

FORBES: Names You Need to Know in 2011: Isabelle Duston