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Rules and interpretation of a card game in which rules are created by its players.

How to make both brain hemispheres work with 52 cards

Rules and interpretation of a card game in which rules are created by its players.

 
Scoring tables, bidding system and memory cards for the game of bridge.

Thirteen cards and 635,013,559,600 possibilities

Scoring tables, bidding system and memory cards for the game of bridge.

 
Evaluation of the military potential of the XO-1 laptop distributed by the OLPC project.

A computer for the children?

Evaluation of the military potential of the XO-1 laptop distributed by the OLPC project.