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Across 3. When teenagers go from happy to sad to mad in a matter of minutes these are called ______ _______. 6. Many adolescents go through a _______ stage because of their growth spurts. 7. Good ________ helps adolescents reach their full height and weight. 10. Resisting negative ________ ________ is a big challenge teenagers must deal with. 11. Adolescents learn to use ________ thinking to do difficult math problems. 14. Teenagers' brains are still developing so they experience ________ changes as well. 16. Adolescence requires more responsibility but it also results in more ________. 17. Adolescents' ________ can change rapidly. 19. Teenagers experience many ______ changes in their bodies.

Down 1. Teen girls and teen boys in puberty have more in __________ than different. 2. The _______ ________ is in charge of directing the changes of puberty. 4. Young children use this type of thinking relying on what they see, hear or touch. 5. The period of time between childhood and adulthood is called _______. 8. The major male sex hormone is __________. 9. Late bloomers and early bloomers are all _________. 12. Some changes in puberty are permanent and some are _________. 13. Chemicals that control physical growth and cause mood swings are ________. 15. The major female sex hormone is _________. 18. A period of rapid growth and development is called a growth _______.