Kahoot!

Kahoot! is a popular tool for creating interactive quizzes and fun learning activities. Teachers can create multiple-choice tests and instantly run them in classrooms, with real-time score updates displayed for added competition. Kahoot! is perfect for both individual and group competitions, making learning more engaging and enjoyable.Price: Free, Paid (Monthly Subscription)

OpenBoard

OpenBoard is a cross-platform, open-source teaching tool designed for interactive whiteboards, primarily targeting schools and universities. It works seamlessly with interactive whiteboards or in setups with dual screens, like pen-tablet displays paired with projectors. OpenBoard is simple, effective, and focuses on enhancing teaching without getting in the way.Price: Free