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SucceSSful K–12 STeM educaTion PHoTo crediTS Front cover: (top row, left to right) ©monkeybusinessimages/BIGSTOCK; ©Kay Ransom/BIGSTOCK; ©STEVECOLEccs/Vetta/iStockphoto; (second row) ©V Leach/BIGSTOCK; ©CEFutcher/iStockphoto; ©lisafx/ BIGSTOCK; (third row) ©JBryson/iStockphoto; ©Hill Street Studios/Getty Images; ©AFP/Stringer/Getty Images; (bottom row) ©Anyka/BIGSTOCK; ©PhotoDisc; Thufir/BIGSTOCK; ©LSOphoto/iStockphoto; Inside cover: ©lenm/BIGSTOCK page vi: ©Kay Ransom /BIGSTOCK; page 1: ©Hill Street Studios/Getty Images; page 2: ©Zero Creatives/ Cultura/Getty Images; page 3: ©Open Doors; page 4: ©monkeybusinessimages/BIGSTOCK; page 5: ©CEFutcher/iStockphoto; page 6: ©Anyka/BIGSTOCK; page 8: ©Michael Rosenfeld/Stone/Getty Images; page 9: ©AFP/Stringer/Getty Images; page 11: ©STEVECOLEccs/Vetta/iStockphoto; page 13: ©Junko Kimura/ Staff/Getty Images; page 15: ©V Leach/BIGSTOCK; page 18: ©JBryson/iStockphoto; page 20: ©Lara Jo Regan/ Getty Images; page 23: ©LSOphoto/iStockphoto; page 25: ©kali9/iStockphoto; page 26: ©PhotoDisc; page 27: ©STEVECOLEccs/iStockphoto; page 28: ©lisafx/BIGSTOCK; page 30: ©kentoh/BIGSTOCK 38