Silent letters, marking, 45, 46.
Singing, 260, 264.

Skin, study of, 214.

what one did in geography,

194.

Teachers, unfitness for teaching
sex hygiene, 220.
Temperance, scientific, 214.
Tests of word method of teach-
ing reading, 43.

Think, training to, 64, 69.
Thinking, clear, essential to good
expression, 71.

high, language instruction

necessary to, 60.
Thought compelling material in
grammar, 98.

devices for clarifying, 74.
element in reading, 20.

grasp of, in reading aloud, 53.
material for, 70.

Time element in teaching arith-
metic, 127.

278.

none dominant in correla-
tion, 281.

Training to think, 64, 69.
Types, study of, in geography,
184.

Uniformity, what degree desir-
able, 3.

Unit, fixed in arithmetic, 137.
Units in teaching reading, 36.
larger, 48.

Unity of aim and purpose, 4.
Unknown quantity in arithmetic,
140.
Utilitarian end of teaching num-
ber, 112, 128.

Varied stress, 5.
Vocabulary enriching, 64.
developing, 76.

War in history, 148, 168.
Waste in teaching, 281.
a source of, 283.