In this science fiction fantasy by Robert Heinlein, Earth needs help from “Waldo”, an eccentric genius born with degenerative muscle weakness. Angry at mankind after being cheated out of a ground-breaking invention, Waldo lives as a recluse in a gravity-free home in orbit above the planet. Earth’s problem is a series of physically impossible breakdowns in “deKalbs”, radiant power receptors used to power everything from vehicles to cities. With help from a little magic, he not only solves this but also makes three other important discoveries. Themes: identity, conquering disability, self-reliance and independence, science vs. “magic”. More…