ILLUSTRATIONS
| Dr. Maria Montessori | [Frontispiece] | |
FIG. | PAGE | |
| 1. | Cupboard with Apparatus | [12] |
| 2. | The Montessori Pædometer | [13] |
| 3. | Frames for Lacing and Buttoning | [22] |
| 4. | Child Buttoning On Frame | [23] |
| 5. | Cylinders Decreasing in Diameter only | [30] |
| 6. | Cylinders Decreasing in Diameter and Height | [30] |
| 7. | Cylinders Decreasing in Height only | [30] |
| 8. | Child using Case of Cylinders | [31] |
| 9. | The Tower | [31] |
| 10. | Child Playing with Tower | [31] |
| 11. | The Broad Stair | [36] |
| 12. | The Long Stair | [36] |
| 13. | Board with Rough and Smooth Surfaces | [37] |
| 14. | Board with Gummed Strips of Paper | [37] |
| 15. | Wood Tablets Differing in Weight | [37] |
| Color Spools | [42] | |
| 16. | Cabinet with Drawers to hold Geometrical Insets | [44] |
| 17. | Set of Six Circles | [44] |
| 18. | Set of Six Rectangles | [45] |
| 19. | Set of Six Triangles | [45] |
| 20. | Set of Six Polygons | [46] |
| 21. | Set of Six Irregular Figures | [46] |
| 22. | Set of Four Blanks and Two Irregular Figures | [47] |
| 23. | Frame to hold Geometrical Insets | [48] |
| 24. | Child Touching the Insets | [49] |
| 25. | Series of Cards with Geometrical Forms | [54] |
| 26. | Sound Boxes | [55] |
| 27. | Musical Bells | [60] |
| 28. | Sloping Boards to Display Set of Metal Insets | [90] |
| 29. | Single Sandpaper Letter | [90] |
| 30. | Groups of Sandpaper Letters | [91] |
| 31. | Box of Movable Letters | [94] |
| 32. | The Musical Staff | [98] |
| 33. | Didactic Material for Musical Reading | [100] |
| 34. | Didactic Material for Musical Reading | [100] |
| 35. | Didactic Material for Musical Reading | [100] |
| 36. | Didactic Material for Musical Reading | [101] |
| 37. | Didactic Material for Musical Reading | [101] |
| 38. | Didactic Material for Musical Reading | [101] |
| 39. | Dumb Keyboard | [102] |
| 40. | Diagram Illustrating Use of Numerical Rods | [107] |
| 41. | Counting Boxes | [110] |
| 42. | Arithmetic Frame | [110] |