📓 Originally published in the late 1800s. The illustrated contents describe and instruct on various aspects of recreational science: Arithmetical Amusements - Magnetism - Electricity - Galvanism - Chemistry - Fireworks - Aerostatic Amusements - Acoustics - Optics - The Microscope - The Telescope - Photography - etc.Many of the earliest science books, particularly those dating back to the 1900s and before, are now extremely scarce and increasingly expensive. Home Farm Books are republishing many of these classic works in affordable, high quality, modern editions, using the original text and artwork.