The Green Glass Door

Riddle: Coffee can go in, but tea cannot. Riddles can go in, but question cannot. Quizzes can go in, but survey cannot. Spoon can go in, but fork cannot. Green can go in, but red cannot. Glass can go in, but plastic cannot. Door can go in, but window cannot. Why?

Answer: You have to have double letters to go in.

Source: https://www.riddles.com/2363

Riddle: Coffee can go in, but tea cannot. Riddles can go in, but question cannot. Quizzes can go in, but survey cannot. Spoon can go in, but fork cannot. Green can go in, but red cannot. Glass can go in, but plastic cannot. Door can go in, but window cannot. Why? Answer: You have to have double letters to go in. — The Green Glass Door riddle (with answer) meme .

Riddle: Coffee can go in, but tea cannot. Riddles can go in, but question cannot. Quizzes can go in, but survey cannot. Spoon can go in, but fork cannot. Green can go in, but red cannot. Glass can go in, but plastic cannot. Door can go in, but window cannot. Why? Answer: You have to have double letters to go in. — The Green Glass Door square meme riddle to solve.