Is there really a significant population that self identifies as speaking Ebonics?
That whole methodology seems rife with biases. The instructions are in standard american english. The pictures are confusing. The input controls are broken on mobile. I reject written sentences ad ungrammatical even though I hear and speak them fine.
The instructions ask you to choose what feels right, not what you learnt at school to be grammatical. So you should expect poor results if you rejected right-feeling sentences.
That whole methodology seems rife with biases. The instructions are in standard american english. The pictures are confusing. The input controls are broken on mobile. I reject written sentences ad ungrammatical even though I hear and speak them fine.