Nearpod is an interactive classroom tool to engage students by adding interactive activities to your lessons like polls, collaboration boards, and game-based quizzes. Students can interact and submit responses through any mobile device or laptop.

https://youtu.be/4VliWohdvAg

Advantages

• Easy to use.
• Works on any device.

Disadvantages

• Students must have internet access.
• Presentations are not downloadable. 
• Price.