- Language arts (Elementary) -- Problems, exercises, etc
- Brain + Aging + Prevention -- Problems, exercises, etc
- Graduate Record Examination -- Problems, exercises, etc
- Calculus -- Problems, exercises, etc
- Peace of mind -- Problems, exercises, etc
- Latin language + Grammar -- Problems, exercises, etc
- Problem solving -- Problems, exercises, etc -- Juvenile literature
- Creative writing + Psychological aspects -- Problems, exercises, etc
- Algebra -- Problems, exercises, etc
- Reading comprehension -- Problems, exercises, etc
- Self-esteem in children -- Problems, exercises, etc
- Computer programming -- Problems, exercises, etc
- Mathematics -- Problems, exercises, etc
- English language + Pronunciation -- Problems, exercises, etc
- Education, Elementary -- Problems, exercises, etc
- English language + Idioms -- Problems, exercises, etc
- Listening -- Problems, exercises, etc
- Racism -- United States -- Problems, exercises, etc
- Arithmetic -- Problems, exercises, etc
- English language -- United States -- Writing -- Problems, exercises, etc
- English language -- Problems, exercises, etc
- French language -- Problems, exercises, etc
- Self-realization -- Problems, exercises, etc
- Abused children + Rehabilitation -- Problems, exercises, etc
- Intellect -- Problems, exercises, etc
- Subtraction -- Problems, exercises, etc -- Juvenile literature
- Word problems (Mathematics) -- Problems, exercises, etc
- Comprehension -- Problems, exercises, etc
- Spanish language + Vocabulary -- Problems, exercises, etc
- Interpersonal relations -- Problems, exercises, etc
- Mathematics -- Problems, exercises, etc -- Juvenile literature
- Fiction + Technique -- Problems, exercises, etc
- English language + Grammar -- Problems, exercises, etc
- Logic -- Problems, exercises, etc
- English language + Written English -- Problems, exercises, etc
- Addition -- Problems, exercises, etc -- Juvenile literature
- Bipolar disorder + Treatment -- Problems, exercises, etc
- Thought and thinking -- Problems, exercises, etc
- English language + Terms and phrases -- Problems, exercises, etc
- English language + Usage -- Problems, exercises, etc
- Anti-racism -- United States -- Problems, exercises, etc
- Arithmetic -- Problems, exercises, etc -- Juvenile literature
- Mathematical statistics -- Problems, exercises, etc
- Brain + Diseases + Prevention -- Problems, exercises, etc
- Geometry -- Problems, exercises, etc
- Adjustment (Psychology) -- Problems, exercises, etc -- Juvenile literature
- Happiness -- Problems, exercises, etc
- Language arts (Secondary) -- Problems, exercises, etc
- Psychic trauma in children -- Problems, exercises, etc
- Language and languages + Study and teaching (Secondary) -- Problems, exercises, etc