Become a data worker

Mark whether a short line is Hausa.

Reward per accepted row · Beginner · about 8 min · skills: Hausa reading · accuracy 90% · level Beginner

Decide if a fictional business row is internally consistent.

Reward per accepted row · Beginner · about 6 min · skills: Data validation · accuracy 90% · level Beginner

Say whether two rows are the same record.

Reward per accepted row · Beginner · about 5 min · skills: Data cleaning · accuracy 90% · level Beginner

Name the crop drawn on a stylized sensor plate.

Reward per accepted row · Beginner · about 6 min · skills: Image classification · accuracy 85% · level Beginner

Pick the more useful answer for a West African context.

Reward per accepted row · Intermediate · about 8 min · skills: Evaluation · accuracy 80% · level Beginner

Translate a short Hausa line into English.

Reward per accepted row · Intermediate · about 10 min · skills: Hausa, English · accuracy 85% · level Verified

Listen to an on-device voice and type the sentence.

Reward per accepted row · Intermediate · about 8 min · skills: Transcription · accuracy 90% · level Verified

Drag a box around the pod on the plate.

Reward per accepted row · Intermediate · about 6 min · skills: Object annotation · accuracy 80% · level Verified

Enter one structured price observation.

Reward per accepted row · Beginner · about 5 min · skills: Structured collection · accuracy 100% · level Beginner