sleep (171).

TWENTY-NINTH MONTH.

SENSES.

SIGHT.--_Discrimination of Colors._--One hundred and twenty-fourth week,
right, 58; wrong, 49. Eight hundred and sixty-eighth day, child takes
colors of his own accord and names them; confounding rose, gray, and
pale-green, brown and gray, blue and violet. One hundred and
twenty-fourth and one hundred and twenty-fifth weeks, right, 80; wrong,
34 (14). Red and yellow generally named rightly; blue and green not. Red
and yellow are removed; child is less interested. One hundred and
twenty-fifth and one hundred and twenty-sixth weeks, right, 80; wrong,
63. Orange confounded with yellow, blue with violet, green with gray,
black with brown. Failure of attempt to induce child to put like colors
together, or to select colors by their names (15).

_Direction of Look._--One hundred and twenty-fourth week, gaze follows
ball thrown (50).

ORGANIC SENSATIONS AND EMOTIONS.--Fear of dogs (168).

INTELLECT.

Personal pronoun used in place of his own name. Inflection of verbs
appears, but the infinitive is generally used for imperative; regular
and irregular verbs begin to be distinguished (171). Desire expressed by
infinitive. Numbering active; numerals confounded. Eight hundred and
seventy-eighth day, nine-pins counted "one, one, one," etc. (172).
Questioning increases; "too much" is confounded with "too little." Yet
memory gains (173). Sounds of animals well remembered. Slow progress in
articulation (174).

_Feeling of Self._--Personal pronoun in place of his own name; "me" but
not yet "I" (202).

THIRTIETH MONTH.

SENSES.

SIGHT.--_Discrimination of Colors._--One hundred and twenty-sixth, one
hundred and twenty-seventh, and one hundred and twenty-eighth weeks,
four trials with single color at a time; 75 right, 34 wrong. Eight
hundred and ninety-eighth day, every color rightly named; some guessing
on blue and green (16).

_Interpretation of what is seen._--Persistent desire daily to "write"
locomotives (66).

HEARING.--While eating, by chance puts hand to ear while kettle of
boiling water stood before him; notices diminution in force of sound
(88).

WILL.

_Instinctive Movements._--Mounting a staircase without help; ten days
later with hands free (280, 281).

INTELLECT.

_Speech._--Independent activity of thought. When language fails, he
considers well (174). Deliberation without words; concepts formed.
Intellectual advance shown in first intentional use of la