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Helen L. Koch — books and series — OmList

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Author

Helen L. Koch

Known for: Writing

~ gathering this author’s shelf ~

3 bookswriting since 192333 years at work

Attitudes of Young Children Toward Their Peers as Related to Certain Characteristics of Their Siblings.

Attitudes of Young Children Toward Their Peers as Related to Certain Characteristics of Their Siblings.

1956

A Study of the Nature, Measurement, and Determination of Hand Preference

A Study of the Nature, Measurement, and Determination of Hand Preference

1933

The Influence of Mechanical Guidance Upon Maze Learning

The Influence of Mechanical Guidance Upon Maze Learning

1923