Free the Genie!
 by Mitch Ditkoff
Card Deck – 55 cards

KnowBrainer® Accelerated Innovation and Creativity Tool
by Gerald Haman

IDEO Method Cards: 51 Ways to Inspire Design
By Ideo (2003)
ISBN: 0954413210

Creative Whack Pack
by Roger Von Oech
Card Deck – (November 1989)
ISBN: 978-0880793582

Innovative Whack Pack
by Roger Von Oech
Card Deck – (September 2003)
ISBN: 978-1572814424

Thinkpak: A Brainstorming Card Deck
By Michael Michalko
Card Deck – (May 15, 2006)
ISBN: 978-1580087728

X-Ball, Y-Ball, Star-Ball
by Roger Von Oech
Magnetic Design Tool – (March 10, 2009)
ISBN: 978-0911121063

The Art of Game Design: A Deck of Lenses
by Jesse Schell
Card Deck – (August 1, 2008) ISBN-13: 978-0615218281

Wordle
Website
By Jonathan Feinberg