The CogDojo Blog
The measurement behind your brain training
Most brain-training apps tell you a score and stop there. We'd rather show you the working. This is where we explain: plainly and honestly: how CogDojo turns your sessions into a Brain Fitness Index, what a cognitive percentile really means, and why we compare you to your own age group.
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Leading with the differentiator: the transparent measurement story you won't find on other brain-training sites.
Measurement
How we calculate your Brain Fitness Index
Your BFI is a single number from 0 to 100: a weighted average of six skill ratings. Here's exactly how it's built, because a score you can't see the working behind isn't worth much.
Measurement
What your cognitive percentile actually means
"Top 10%" sounds dramatic: but a percentile is just a position in a line-up, and the line-up is your own age group. Here's how to read your band without over-reading it.
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