Child's conception of physical causality tr by Majorie Gababain. /

Míreanna Comhchosúla

• Child's conception of physical causality:
  le: Piaget, Jean
  Foilsithe: (1951)
• Child's conception of number /
  le: Piaget, Jean
  Foilsithe: (1941)
• Child's conception of time /
  le: Piaget, Jean
  Foilsithe: (1969)
• Child's conception of the world tr by Joan Tomlinson and Andrew Tomilnson. /
  le: Piaget, Jean
  Foilsithe: (1960)
• Child's conception of movement and speed /
  le: Piaget, Jean
  Foilsithe: (1970)