show and tell

17th August 2011

inspired by ben’s summer internship post and jason’s redesign post, i figured i would ease back into this blag with more show and less tell. and now the exercise team presents…

since the huge exercises rewrite, we’ve been adding new exercises to fill in the gaps and expand our mathematical horizons. above is the student progress from kami’s class at the end of last school year, and we’re racing to keep the number of uncompleted exercises non-zero. :)

we’ve tried our hardest to banish multiple choice from our exercises, demanding even more of our students…

…and we communicate our stricter expectations.

but once you get the hang of it, we won’t belabor the point and let you hide acceptable answer formats.

screenshots don’t depict interaction very well, but it’s undeniable how much faster it is/feels. hooray for not re-loading the page to get the next problem! instead of the whole site blinking at you, the next problem just fades in.

check out that protractor! i can’t wait for exercises to become more and more interactive.

before, we didn’t pay attention to the number of hints available, but now we gray out the button when you’ve revealed all the hints.

not to be a copycat since ben and jason both had “join us” blurbs at the end of their posts, but yes, we’re hiring! our First Ever Class of Interns got these amazingly cute gifts in appreciation of their Amazing Selves, and let that be the straw that forced you to visit khanacademy.org/jobs.

when you apply, please specify which blog was the most convincing. :)

shout out to the great and growing list of contributors!

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