ISBN-13: 9781683230748 / Angielski / Miękka / 2016 / 40 str.
Putting two hard courses in one book is a tough challenge. Putting Mathematics and Science together in a single book is hard but it shouldn't feel that way for the audience which are your children. Here, we made sure that they will love the two subjects, learn addition and familiarize science and nature before they close the book.