What’s Going on Down There? A Boy’s Guide to Growing Up

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Clothing Size Conversion Chart
Category US EU UK Chest (in) Waist (in) Hips (in)
Men XS 44 34 32-34 26-28 33-35
S 46 36 34-36 28-30 35-37
M 48 38 38-40 32-34 39-41
L 50 40 42-44 36-38 43-45
XL 52 42 46-48 40-42 47-49
Women XS 32 6 31-32 24-25 33-34
S 34 8 33-34 26-27 35-36
M 36 10 35-36 28-29 37-38
L 38-40 12-14 37-39 30-32 39-41
XL 42 16 40-42 33-35 42-44
Youth XS 128 7 26-28 23-24 26-28
S 134 8 28-30 24-25 28-30
M 140 10 30-32 25-26 30-32
L 146 12 32-34 26-27 32-34
XL 152 14 34-36 27-28 34-36
Pants Size Conversion Chart
CategoryUSEUUKWaist (in)Hip (in)Inseam (in)
Men284428283430
304630303631
324832323832
345034344033
365236364234
Women0324243430
2346253530
4368263631
63810273832
84012284032
Shoes Size Conversion Chart
CategoryUSEUUKFoot Length (in)
Men6395.59.25
7406.59.625
8417.510
9428.510.25
10439.510.625
114410.511
124511.511.25
134612.511.625
Women5352.58.5
6363.58.875
7374.59.25
8385.59.625
9396.510
10407.510.25
11418.510.625
12429.511
M (Unisex)5374.58.75
6385.59
7396.59.5
8407.510
9418.510.25
10429.510.625
114310.511
124411.511.25
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Description

“A useful and readable guide to puberty for boys.” –School Library Journal

Part manual, part older brother,
this accessible guidebook from Karen Gravelle, the author of the perennial bestseller The Period Book, will empower adolescent boys with honest answers to all of their questions about what’s really going on down there.

With 150,000 copies sold, this definitive illustrated guidebook to puberty–now updated with brand new content relevant to today’s kids–is the perfect companion for boys and parents seeking information about growing up and their changing bodies. The book addresses physical and emotional changes boys might expect, discusses what puberty is like for girls, and prepares readers to make smart choices about sex. Written in consultation with preteen boys, this guide offers a supportive, practical approach, providing clear and sensitive explanations of common experiences.

This revised edition features new sections on:
– body image and confidence
– sexual harassment and consent
– using social media safely

Complete with funny and informative interior illustrations from Robert Leighton, the updated edition of What’s Going on Down There? will give boys the facts they need to feel confident about this new phase of their lives.