On: YC-Funded Lingt Uses Games To Turn You Into A Language Learning Addict

[cvg]

I like it, though I can't figure out to type the pinyin vowels.

[prawn → cvg]

To "apply" a tone to a syllable, follow it with the corresponding tone number. e.g., wo3

There's a link down the bottom of the page during those sequences that explains how it works and how to practice.

[cvg → prawn]

cool, thanks!

[tel → cvg]

Just type the tone number at the end of each word

ni3hao3 for instance.