| 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 |
