Genki Study Buddies - 「皆さんはGenkiを勉強しています」

[AnimeCanuck]

Here’s Don’s conjugation site:

Don's Japanese Conjugation Drill

I’ve made a conjugation drill for those that want to practice conjugations for verbs, い adjectives and な adjectives. “Oh, another one?” you may ask… Hang on because this one is a bit different than your average exercise drill. Often I found that drills would focus on one particular conjugation type and then get you to do a dozen or so. By the time you get to the end, you can perform some kind of transformation but you’ve likely forgotten why you’re doing it. My drill gets you do three things …

It’s not the most intuitive, but it’s good practice nonetheless.