It is a fun and very captivating thumbnail with a playful touch on math! This beautiful visual has a blackboard, but it's filled with so many complicated mathematical equations; it puts right at the forefront a smiling Tanmay Bhat, a comedian, influencer, and creator embodying the spirit of being the "smartest maths teacher." Additional whimsical design elements include a rainbow emoji, an adorable pencil character, and multiple icons with creative graphics to give an extra touch of flair. One can find joy only in a headline that seems almost to sing in this particularly great match of humor with intellect through this particular thumbnail, fit for a video that combines learning, wit, and entertainment into one fully engaging experience.