Lesson ideas for younger students as well as some adaptations that help students with special needs.
ESL Ideas by Jonida Kollcaku http://www.pinterest.com/heatherelira/esl-ideas/
A board with a lot of TOEFL video links, visual organizers, and interactive activities that would be appropriate for a variety of ages.
Teaching English -- ESL/ESOL by Kristi Lisech http://www.pinterest.com/klisech/teaching-english-esl-esol/
Many ideas for adult students, including those with limited literacy skills.
ESL/English As A Second Language by Liz Carson http://www.pinterest.com/llcarson/esl-english-as-a-second-language/
Helpful links to articles on classroom management and language development.