Philosophy in Sport Made Science in Earnest Being an Attempt to Illustrate the First Principles of Natural Philosophy by the Aid of Popular Toys and Sports

Home-made Toys for Girls and Boys Wooden and Cardboard Toys, Mechanical and Electric Toys

Conversations on Natural Philosophy, in which the Elements of that Science are Familiarly Explained

A Dissertation on Horses Wherein It is Demonstrated, by Matters of Fact, as Well as from the Principles of Philosophy, That Innate Qualities Do Not Exist, and That the Excellence of This Animal is Altogether Mechanical and Not in the Blood