cover of Who has what by Robie H Harris

Who Has What? All about girls’ bodies & boys’ bodies: Book Review

Book Review:  A book for kids about the different body parts (or genitals).

Book Review

Who Has What? All about girls' bodies & boys' bodies is written by Robie H. Harris and illustrated by Nadine Bernard Westcott.

It is a book all about bodies that has been written to help parents to answers kids  questions about their body parts. Books like this are a useful tool that parents can use when talking to their kids about their body parts.

Sex education for young children under 5 isn't about sex at all. It is all about sexuality ie bodies, gender differences and roles, relationships, feelings, diversity, boundaries and reproduction. There are many reasons as to why parents should be reading books like Who has What? All about girls' bodies and boys' bodies? to their children.

Robie H. Harris has a new series of age appropriate books out, in which she very simply and straightforwardly lays the foundations for sex education. The first book, Who Has What? All about girls's bodies and boys' bodies looks at our bodies.

Please note that this article contains affiliate links. You can read my full disclosure here.

Who Has What? All about girls's bodies and boys' bodies talks about:

  • the fact that we all have bodies
  • that our bodies change as we grow older - baby to child to adult
  • boys and girls have lots of things that are the same - how they play, things they like to do, being silly, etc
  • that some parts in a boys and girls body differ
  • the different parts are what make you a man or a woman when you are grown up
  • boys and girls have many body parts that are the same
  • naming the  private parts and their functions (with drawings)
  • normalising the fact that even animals have private parts and functions to
  • naming and illustrating the internal reproductive organs
  • pregnancy can happen to women which means growing a baby that they will breast or bottle feed
  • that girls can become mums and boys can become dads on growing up
  • bodies are all different and unique and special
  • that boys and girls will keep on growing up until they are grown up and this takes a long time

So, as you can see, this book provides the opportunity to have a lot of discussions with your child about bodies. You can talk about how bodies are similar. And you can talk about how are bodies can be so different. The book talks about all of our differences and not just the obvious ones, like genitals!

Reading Tips

Make sure you have a look at the book, Who has What?,  first (before you read it to your child)! That way you will know what to expect. You won't find anything too 'scary' in this book. The drawings of the genitals are quite simple, but still  get the point across about their differences.

You can find some tips in this article on how to read 'sex ed' books, like Who Has What? All about girls' bodies and boys' bodies.

Who has What? is a picture book but it is very wordy. You may have to  summarise the text on some pages, as it is very comprehensive. Most 3 year olds would not have the attention span to sit through a read of this book. So you may need to speed read it, or simplify the content so that they don't get too bored!

If you're struggling with saying the words - vulva, penis, scrotum - practice saying them in front of the mirror or even with your partner. It will help!

The more that you read sex education books like, Who Has What? All about girls' bodies and boys' bodies, the easier you will find it. The first time is the hardest and then it gets a little bit easier, the more you read. Eventually you reach the stage where you begin to feel a lot more comfortable with reading  sex education books.

Who Has What? All about girls's bodies and boys' bodies by Robie H. Harris, is a great first book on bodies. If you have a child who is very curious about bodies, this book will satisfy their curiosity. It provides a lot of detailed information.

Ideal ages

Who Has What? All about girls's bodies and boys' bodies is ideal for children between the ages of 3 - 8 years of age.

Buy a copy

You can find a copy of this book, Who Has What? All about girls's bodies and boys' bodies, at Amazon and Book Depository.

You can find more books like this in my extensive list of Sex Education Books for Children.

Video book review


My mission is to create resources that will help you to naturally talk to your kids about sex, all while respecting your personal values.

Which means that inside this website, you'll find lots of resources to help you with talking to your child about love, sex, relationships and growing up.

My Sex Education 101 page includes all of the information on sex education. You'll find lots of different blogposts to help with getting started, on a wide range of different topics.

My Puberty 101 page includes all of the information on puberty. You'll find lots of different blogposts to help with talking to your child about growing up.

You'll find videos about sex ed in my Sex Education Videos resource page that you can watch with your child or to learn more about sex education yourself.

You’ll also find an extensive range of sex education books for children, for kids of all ages. There's even some books in there for parents! 

If you're looking for some ideas on how to talk to your child about bodies, How to Talk to Kids About Bodies, will help you to start naming the private body parts and to have shame-free conversations with them about bodies. It is filled with lots of different ideas on how to have natural converasations with your child about their body. 

You'll also find some child friendly anatomically-correct cartoon illustrations of the genitals and internal reproductive organs that are appropriate for children from the age of 3 and up. Let's Look at Different Body Parts is a printable that will help take the awkward out of talking to your child about their body, so they grow up feeling educated, confident, and comfortable in their own skin.

If you're worried that talking to your child about bodies might lead to questions about sex, then you can relax. How to Talk to Kids About Sex, will help you to explain sexual intercourse to your child in a way they will understand. It breaks sex down into simple steps that  take the stress out of explaining!

If you want a printed book to hold in your hands, then the  The Sex Education Answer Book will give you age-specific answers to the most common questions kid's ask parents about sex. Which means you don't need to worry about finding a child-friendly explanation that your child understands. 

If you want the answers to questions about a lot more than just sex, then Sex Ed Quickies is your best option. It has answers to 300+ questions  that kids commonly ask parents,  including how babies are made, sexual intercourse, body parts, puberty, relationships, pregnancy, birth, masturbation, sexual diversity, gender, pornography, STIs, contraception and much more.

About the Author Cath Hakanson

I'm Cath, a sex educator living in Australia with my husband and 2 kids. I help parents to talk about sex (with less cringe and more confidence) and empower their child to make smart sexual decisions. To find a better way to talk about sex, you can join my community of parents and visit my shop for helpful resources.

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