This means that no single logic is strong enough to support the total construction of human knowledge. – Jean Piaget
To express the same idea in still another way, I think that human knowledge is essentially active. – Jean Piaget

This means that no single logic is strong enough to support the total construction of human knowledge. – Jean Piaget
To express the same idea in still another way, I think that human knowledge is essentially active. – Jean Piaget
It is with children that we have the best chance of studying the development of logical knowledge, mathematical knowledge, physical knowledge, and so forth. – Jean Piaget
Scientific knowledge is in perpetual evolution it finds itself changed from one day to the next. – Jean Piaget