2 Images / Mathematics / Mathematics acitivity / Mathematics Activities / Maths Lab / Research / Teaching September 27, 2016 by Harita · Published September 27, 2016 · Last modified November 3, 2016 L – Game Description: The L game is a simple abstract strategy board game invented by Edward de Bono. It was presented in his book The Five-Day Course in Thinking (1967). L- Game has an interesting origin. Once...