Duolingo is the world's largest online language learning platform. It was recognized as Apple's iPhone App of the Year of 2013 as well as Google Play's Best of the Best of 2013 and 2014. Duolingo's adaptive experience has gamified elements to make language learning more fun and effective. 200 million students are learning a language with Duolingo.
Definition of waffle. : a crisp cake of batter baked in a waffle iron.
A scarf, also known as a muffler or a wrap, is a rectangle or square piece of fabric that is worn around the neck, head or waist for various purposes such as warmth, fashion or religious purposes. Scarves are made from a variety of different fabrics that are available in a variety of different colors.