Top Hat was created by students for students, with the goal of helping everyone succeed in higher education. Whether you're logging in for the first time or looking to get the most out of our platform, we’re here to help.
Transform your course with Top Hat. Engage students with in-class polls, quizzes, and discussions, AI-powered assistance, and personalized content. Learn more!
Are you a teaching assistant or co-instructor? Contact your Top Hat course instructor and request access. You will then receive an email invitation to join the course.
Welcome to Top Hat! Join Session By clicking Join Session, you confirm that you have read and agree to our User Agreement
Choose from thousands of textbooks and course materials in the Top Hat Catalog, and collaborate in a unique community of educators
USA TODAY: Earth Day is here. These are the most fuel-efficient cars in 2026
Here are the most fuel-efficient vehicles on the market for 2026. Their positive attributes don't stop at stellar gas mileage.
Earth Day is here. These are the most fuel-efficient cars in 2026
Yahoo News Singapore: The Most Fuel-Efficient Cars for Climbers, Ranked by MPG
So what are the most fuel-efficient cars for climbers on a budget? Aside from an all-electric vehicle like a Tesla or a Rivian, a number of hybrid and fuel-efficient options make fine rides for ...
MSN: These are the hybrid cars and SUVs with the best gas mileage
With gas—and everything else—only getting more expensive, no one wants to be spending too much while filling up. When it comes to great mileage, hybrid systems can’t be touched. Combining the ...