Ольга
9 лет
Комплект игр "Веселая математика"
http://poznaemmir.com/%D0%BA%D0%BE%D0%BC%D0%BF%D0%BB%D0%B5%D0%BA%D1%82-%D0%BC%D0%B0%D1%82%D0%B5%D1%80%D0%B8%D0%B0%D0%BB%D0%BE%D0%B2-%D0%B2%D0%B5%D1%81%D0%B5%D0%BB%D0%B0%D1%8F-%D0%BC%D0%B0%D1%82%D0%B5%D0%BC%D0%B0%D1%82/