translate English to German: He was a precocious child and developed an interest in biology and the natural world, particularly mollusc s, and even published a number of papers before he graduated from high school. His long career of scientific research began in 1907 at the age of eleven with the publication of a short paper on the albino sparrow .
Piaget kritisiert in seinen Büchern oft das im Zentrum des klassischen Behaviorismus stehende simplizistische Reiz-Reaktionsschema und die Konzeption des Lernens als Konditionierung und Habituation .