The playful aspect of experimental activities revives interest in children who will be also more attentive in the subsequent theoretical phase. These activities have the very important capability to stimulate the participation in lessons by students who are usually distracted making them to partecipate to the lessons. Often, students are motivated to deepen their knowledges in the field they have had experience. At school also it is possible to organize working teams made up by students and teachers, but also specialists and volunteers. School proposes mainly linguistic and mathematical models of the world which surround us.
Nature is very rich with wonders and opportunity to reflect.
It is necessary to rediscover this dimension in a real way. It is necessary to avoid that an abstract teaching mummifies the reality for ever. For us humans, the world is not reducible to its linguistic or mathematical representation. It is necessary to avoid that everyday reality covering-up of this astounding mystery with its blanket of conventions and monotony. According someone, our experiments should be simpler, suited to very little children.