The Motors of the robot I have made are not moving at all on the ground

The Motors of the robot I have made are not moving at all on the ground. Can someone please tell me what to do as it is my school project.
I have used:
Arduino Uno R3
L2983d Shield
Two ir sensors
1 ultrasonic sensor
4wd Chassis
11.5 volt battery
150 rpm 4 bo motors

Someone please help me with this issue

do da wheels on da bus go round and round when the robot is lifted into the air?

Please help us help you.
Post a schematic, post code.

Request you to please post the complete avalaible information while creating the topic and can you please share the link of the motor you are using 150rpm

The word you're repeatedly struggling with is spelled "please".

Actually its my habit but thanks for pointing me out

Op stated robot bo motor. I didnt even use google. Simple enough.

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