Making a robot car that control over Bluetooth from your android mobile phone. Not only that, the robot car has special ability of avoiding obstacles which it meet when moving the car forward.
Step 1: What You Need for This Robot
Step 2: Assembling the Chassis
Step 3: Mount the Components
Step 4: HC-06 Bluetooth Module Connections
Step 5: Wire Connections
Step 6: Programming UNO
Step 7: The Android App
Step 8: Done!!!
Now you can control the robot from your android mobile over Bluetooth and it will automatically avoid any obstacle before crash!