Exercise for Concentration

The following exercises are valuable for prolonged periods of

concentration, for developing the visual faculty, and exercising the

productive imagination. They will prove of great worth to adults in

helping with the construction and definite visualization of their life

ideals and business problems. By this process you can easily learn to

direct concentrated thought power to the bringing about of your plans

and ideals.

Miller's Mind training for children Book 1 (of 3) A practical training for successful living; Educational games that train the senses · 第 114 / 140 题