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Scientific Pedagogy
this is a vital text for students
the child learns motor coordination
picture only
refine and control fine motor coordination and also prepare the child for penmanship
Pressure Cylinders Decanomial Bead Bar box Scientific PedagogyThe pressure cylinders provide experience in pairing and grading degrees of pressure. By pressing the spring loaded plungers, the child senses the difference in resistance pressure. The material consists of a specially designed work tray containing six matching pairs of cylinders.
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