Table of Contents

The Tetrahedron or Triangular Pyramid; Nest of Toys; A Three-Dimension Jigsaw Puzzle; Cut-Up Checkerboard; Six-Pointed Star; Squaring Triangles; Built-Up Trapezoid; Built-Up Square; Lost Area; Solitaire Marble Game Board; Marbles in a Maze; Solitaire Checkerboard; Fore and Aft; Shuffle Box Number One; Shuffle Box Number Two; Double-Double Dovetail Joint; Triple Dovetail Puzzle; Double Cross; Eighteen-Piece Double Cross; Quadruple Burr; Snowflake; Chestnut Burr; Toy Chair; Enchanted Dice; Cross-Barred Ball Cage; Concentric Spheres; Wooden Pliers; Scissors; E Puzzle; Wooden Valentine; Draftsman's Dream; Six-Piece Ball Puzzle; The Cocklebur; The Floating Magnet; The Mysterious Block; The Lie Detector; Fake Pop Gun; Plugged Bottle; Disappearing Coin Device; Counterfeit Machine; Dominoes; String Puzzle; Built-Up Turned Work; Rope Border; Marquetry; Geometrical or Chip Carving; Index.