carrot and stick, Lyudmila Petranovskaya

05-April-2017 Wednesday
Lyudmila Petranovskaya: Teach your child to "swallow the frog"

Lyudmila Petranovskaya: Teach your child to swallow the frog - Psychology, Pedagogy, Children, Lyudmila Petranovskaya, carrot and stick, Habits, Longpost

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Children carrot and stick Lyudmila Petranovskaya Pedagogy Habits Psychology

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