OnTESOL
OnTESOL offers entry-level, specialized, and advanced TESOL / TEFL certification courses in an online format. All our courses include course material and tutor support.
05/14/2026
Teaching English abroad can mean managing 40+ students in one classroom, which often comes with mixed levels, limited space, and high energy. The key with large ESL classes is designing lessons that keep everyone engaged!
The OnTESOL Graduate blog shows how experienced ESL teachers manage large classes in South Korea. The same strategies can be applied with large ESL classes anywhere in the world.
https://ontesol.com/blog/teaching-english-abroad/south-korea/teaching-large-classes-in-south-korea/
05/06/2026
Struggling to keep young ESL learners engaged?
Performance-based activities turn passive students into active English users. Instead of memorizing vocabulary, children learn English through role plays, mini presentations, creative projects, and teamwork.
✔ Build speaking confidence
✔ Increase participation
✔ Make lessons more memorable
✔ Encourage real communication
👉 Explore performance-based activities for young learners: https://ontesol.com/blog/how-to-teach-english/teyl/how-to-use-performance-based-activities-and-projects-with-children/
04/10/2026
Looking for your first online TEFL job?
OnTESOL has a list with more than 40 online ESL schools and marketplace platforms to help you get started as an ESL teacher.
Find your online teaching job with OnTESOL: https://tefl-jobs.ontesol.com/online-english-teaching-jobs/
Click here to claim your Sponsored Listing.