ILLUSTRATIONS
| FACING PAGE | |
| The first Montessori Elementary Class in America | Frontispiece |
| One of the first steps in grammar | [24] |
| Grammar Boxes, showing respectively two and three parts of speech | [25] |
| Grammar Boxes, showing respectively four and five parts of speech | [78] |
| Grammar Boxes, showing respectively six and seven parts of speech | [79] |
| Grammar Boxes, showing respectively eight and nine parts of speech | [114] |
| The children working at their various occupations in complete freedom | [115] |
| Interpreted reading: "Smile and clap your hands" | [174] |
| Interpreted reading: "Take off your hat and make a low bow" | [175] |
| Interpreted reading: "Whisper to him" | [188] |
| Interpreting the pose and expression of a picture | [189] |
| Interpreted reading: "She was sleepy; she leaned her arms on the table, her head on her arms, and went to sleep" | [200] |
| Exercises in interpreted reading and in arithmetic | [201] |
| The bead material used for addition and subtraction | [214] |
| Counting and calculating by means of the bead chains | [214] |
| The bead chain, square, and cube | [215] |
| The first bead frame | [215] |
| The second counting-frame used in arithmetic | [226] |
| Working out problems in seven figures | [227] |
| Solving a problem in long division | [238] |
| Bead squares and cubes; and the arithmetic-board for multiplication and division | [239] |
| The bead number cubes built into a tower | [282] |
| The decagon and the rectangle composed of the same triangular insets | [283] |
| The triangular insets fitted into their metal plates | [283] |
| Showing that the two rhomboids are equal to the two rectangles | [288] |
| Showing that the two rhomboids are equal to the two squares | [289] |
| Hollow geometric solids | [296] |
| Designs formed by arranging sections of the insets within the frames | [297] |
| Making decorative designs with the aid of geometric insets | [312] |
| Water-color paintings from nature | [313] |
| The monocord | [334] |
| Material for indicating the intervals of the major scale | [334] |
| The music bars | [335] |
| The children using the music bells and the wooden keyboards | [352] |
| Analyzing the beat of a measure while walking on a line | [353] |