physiology

"First things first--you have an awesome body! As you get older you'll notice changes, and it's only natural to wonder what's going on. This book gives you answers to questions you may have about this exciting journey, along with lots of practical information you'll want to know along the way"--Back cover.

Explanatory text and workbook exercises present information about such aspects of male puberty as penis size, masturbation, and acne.

Looks at changes to boys during puberty.

"A . . . puberty book . . . that takes boys from their first armpit hair to their first wet dream--and beyond. Facts about developmental changes to tween and teen boys' bodies and brains are spelled out in . . . boy-speak and illustrated in . . . graphic novel format"--OCLC.

"[The author] reveals . . . research about testosterone to illuminate the real biology of masculinity and makes the case that understanding this science is critical for social progress"--Provided by publisher.

Describes the physical and emotional changes that occur in boys (and, to a lesser extent, in girls) during puberty and discusses sexual activity, homosexuality, AIDS, and other related topics.

In graphic novel form, Raina Telegmeier relates her struggles with stress and anxiety as a child.

Explores the anatomy and function of the human brain, with updated information based on the latest technology and research, even into such things as brain implants and artificial stimulation. Includes hundreds of images and diagrams, as well as a glossary.

Each breath we take demonstrates the marvel of the human lungs and respiratory system. This accessible book gives inquisitive readers an inside look at this essential bodily function.

What if you could shapeshift like a giant Pacific octopus or snap your claws like a coconut crab, or sniff like a great white shark? If you could have any ocean animal's superpower, whose would you choose?.