More pencils, more books, more things to look out for while driving: As students head back to school, this is a reminder to everyone to be extra mindful. (That goes for TECO team members too!) In Hillsborough and Pinellas counties, public schools welcome students back on Wednesday, Aug. 10. Many other counties, including Duval, Pasco, Polk and Orange, start the school year on Monday, Aug. 15. No matter where you…