Destination Imagination 

https://www.destinationimagination.org

A great resource! This is where you can learn more about the Destination Imagination program. 

Texas Destination Imagination

http://www.texasdi.org

DISC

Destination Imagination Scholarship Committee

http://didisc.org

Apply for scholarships through DISC.

DISC - Challenge History

http://didisc.org/r-challengehistory

Cant remember the name of the challenge your team solved six years ago? Look it up here. 

The Balsa Goddess

http://structure.txdi.org/home

If you are considering the Engineering Challenge, this is a good place to start. 

Pitsco

https://www.pitsco.com

A good online resource to purchase materials. 

Unline

https://www.uline.com

From boxes to warehouse supplies.