I honey this post service 'Degrees vs Radians' which presents an opened upwards missive of the alphabet to students wondering, “Why Do We Use Radians Instead of Degrees?”.
Colin Beveridge has potent feelings on the bailiwick - both teachers in addition to students would create goodness from reading his post service 'Why Radians Rock (and Degrees Don't)', inwards which he convinces the reader of the unquestionable benefits of using radians.
Next Level Maths has a overnice explanation of radians, including an interactive activity.
Incidentally, if you're excited yesteryear animations in addition to hence you lot mightiness similar the other animations inwards this article '7 Animated GIFs That Will Make You Instantly Understand Trigonometry'.