For Mac OS users, there is a system setting that may not allow you to tab onto several types of elements in a web page. To change this setting:
WHY I BECAME A TEACHER:
I love helping students develop a love of learning and discovering their unique gifts! Knowing that every student does not learn in the same way, my passion is helping students discover the learning styles that work the best for them and implementing strategies to help them attain success in education and in life!