connect and operate a black light and pumps to my microcontroller to control volumes and concentrations

I have an adafruit crickit running on circuit python, I will need help correctly connecting the circuit to 4 external pumps (DC6V 5000rpm) that I have as well as a black light and create code of transferring certain volumes of fluids in certain orders. More images and information can be provided.

Deliverables
CONNECT AND CODE 4 PUMPS AND A BLACK LIGHT TO ADAFRUIT