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Tema
- Teacher reaction[remove]7
- Nongraded schools3
- Education2
- Experimental methods2
- Individualized instruction2
- Bible1
- Bible -- Study and teaching1
- Christian education1
- College choice1
- Curricula1
- Grading and marking (Students)1
- Knittel, Frank A1
- Open plan schools1
- Physical education and training1
- Religious education1
- School sports -- Moral and ethical aspects1
- Study and teaching1
- Vocational education1