Опыты и эксперименты
385,7088,237 0
1,110,98417,045 0
3,019,30458,413 0
683,17611,881 0
3,167,06350,734 0
3,646,46344,609 0
3,745,83464,768 0
7,457,03184,634 0
3,622,35954,587 0
3,775,49952,099 0