Why boys girls are different for girls ages 4 6 and parents learning about sex learning about sex hardcover amazoncouk greene carol books. The simple age appropriate text and pictures in this book teach boys ages 4 to 6 that the similarities and differences between boys and girls are created by god for specific reasons from preschoolers to adults the updated and revised learning about sex series makes the awesome gift of sexuality understandable to all. This book the first in the learning about sex series for girls aids parents in the often difficult task of introducing and explaining human sexuality the simple age appropriate text and pictures in this book teach girls ages 4 to 6 that the similarities and differences between boys and girls are created by god for specific reasons. This book the first in the learning about sex series for girls aids parents in the often difficult task of introducing and explaining human sexuality the simple age appropriate text and pictures in this book teach girls ages 4 to 6 that the similarities and differences between boys and girls are created by god for specific reasons. This book the first in the newly revised learning about sex series for girls will guide you in the often difficult task of introducing and explaining human sexuality through simple age appropriate text and pictures girls ages 3 to 5 discover that the similarities and differences between boys and girls are created by god for specific reasons