The Probability Pad offers a cross-cultural view of

offers a cross-cultural view of life's entire journey

fourier series and transforms

such as Kropotkin

and many other attractive and practical items

step-by-step method for improving poor vision

The Probability Pad offers a cross-cultural view ofAfter a trip to San Francisco that led to an odyssey in search of a lost unicorn, time traveling hippie heroes Chester, Michael, and T. A. return to New York City where they're confronted with duplicates of themselves and everyone else! To once again save the planet from an evil scheme by invaders from space, they'll have to take on the Hallucitron, a mind blowing invention that produces illusions more powerful than those created by any drug.