An active mind is a healthy mind. When young, begin the good practice of learning all you can, and continue this routine throughout your life. Geography, history and the sciences are fascinating and enriching for those who study them. Here it is easy and fun to s-t-r-e-t-c-h your mind. Make deposits into your 'Knowledge Bank' every day and it will deliver high dividends! This is a great companion whether you are lounging in the backyard or at the beach, traveling in a car, bus, train or plane. Seniors refresh their memory of a lifetime of learning, eager youngsters soak up new facts like a sponge, and everyone else marvels at just how amazing a world we live in.