As it states on the title page, a collection of "nearly 400 entertaining experiments in various branches of science, including acoustics, arithmetic, chemistry, electricity, hydraulics, hydrostatics, magnetism, mechanics, optics, wonders of the air pump, all the popular tricks and changes of the cards, &c., &c., &c. : to which is added, A complete system of pyrotechny, or, The art of making fireworks: the whole so clearly explained, as to be within the reach of the most limited capacity".