Circle Geometry vs Angle Master

Science Animations: Circle Geometry Animation is for secondary school learners. This interactive app makes it easier to understand Circle Geometry in maths in a visual way.

Learn how to estimate angles with 2 different angle guessing games, at a range of difficulties suitable for all abilities! Angle Creator is a game where you tap to stop the rotating line at the goal angle (based on a clockwise measurement). Angle Reader is a game where you guess the angle between 2 static lines, this is one that could help you with your protractor skills. The "Easy" level gives you a 30 degree margin of error. The "Moderate" level gives you a 15 degree margin of error. The "Hard" level gives you a 5 degree margin of error. The "Insane" level gives you a 0 degree margin of error.