Hello! I want to share an interesting link with you: http://www.esltower.com 

There you can find grammar, vocabulary and pronunciation exercises.  You can find a lot of:

• board and card games; 
• flashcards;
• interactive games 
• you also can build your own exercises.  

It's very useful and make the life of English teachers easy. You don't need to be a professional teacher to use our materials.

And one more interesting link is https://www.er-central.com :

•  You can learn words quickly using modern scientific methods;
•  create your own wordlists;
• create tests to check your learning.