"Knock knock, trick or treat?"
ACTIVITY 1
http://www.eslgamesplus.com/halloween-costumes-esl-vocabulary-memory-game/
ACTIVITY 2
https://learnenglishkids.britishcouncil.org/en/word-games/halloween-1
ACTIVITY 3
https://learnenglishkids.britishcouncil.org/en/word-games/halloween-2
ACTIVITY 4
http://www.abcya.com/word_search_halloween.htm
ACTIVITY 5
http://www.thekidzpage.com/learninggames/searchword/scarycreatures-10x10.html