# Workshop Guides ## Add Voice Control and Local LLM to Pomodoro Bot **Duration:** 80 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/pomodoro-bot-v2/index.html?index=..%2F..index) ## Air Quality Monitoring **Duration:** 104 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/workshop-air-monitoring/index.html?index=..%2F..index) ## Automate Air Filtration with Air Quality Sensors **Duration:** 31 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/air-quality/index.html?index=..%2F..index) ## Build Your Own Pomodoro Bot With Viam **Duration:** 75 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/pomodoro-bot/index.html?index=..%2F..index) ## Build a Line Follower with a Rover and a Webcam **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/linefollower/index.html?index=..%2F..index) ## Build a SCUTTLE Bot **Duration:** 24 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/scuttle-base/index.html?index=..%2F..index) ## Build a Smart Snack Dispenser with CV **Duration:** 67 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/smart-snack-dispenser/index.html?index=..%2F..index) ## Build a Visual Proximity Alert with an Ultrasonic Sensor, RGB LED, and Raspberry Pi **Duration:** 67 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/visual-proximity-alert/index.html?index=..%2F..index) ## Control a Yahboom DOFBOT Arm with Viam **Duration:** 42 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/dofbot-arm-quickstart/index.html?index=..%2F..index) ## Control a Rover **Duration:** 124 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/workshop-rover/index.html?index=..%2F..index) ## Control an RGB LED with a Raspberry Pi **Duration:** 15 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/rgbled/index.html?index=..%2F..index) ## Create a Self Checkout with Computer Vision **Duration:** 67 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/cv-checkout/index.html?index=..%2F..index) ## Deploy Custom Control Logic as a Module **Duration:** 23 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/control-module/index.html?index=..%2F..index) ## Detect Door Lock Status with an Infrared Sensor **Duration:** 15 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/emily-door-lock/index.html?index=..%2F..index) ## Dip Apples in Honey with Shana ToBot **Duration:** 12 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/shana-tobot/index.html?index=..%2F..index) ## Drive a Rover Using TypeScript **Duration:** 7 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/drive-rover-ts/index.html?index=..%2F..index) ## Enable Physical Access Using a Fingerprint Sensor **Duration:** 27 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/fingerprint/index.html?index=..%2F..index) ## Enable Remote Teleop and Data Capture on a ROS2 TurtleBot **Duration:** 56 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/ros2-turtlebot/index.html?index=..%2F..index) ## Face Identification for Access Control with Raspberry Pi and Camera **Duration:** 26 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/securibot/index.html?index=..%2F..index) ## Install Viam-Micro-Server on ESP32 **Duration:** 9 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/install-esp32/index.html?index=..%2F..index) ## Make an LED Blink with Buttons and Code **Duration:** 24 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/led-blink/index.html?index=..%2F..index) ## Make Your Own Sticker Vending Machine **Duration:** 181 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/sticker-wizard/index.html?index=..%2F..index) ## Module and Environment Variable Validation with Pydantic **Duration:** 17 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/pydantic-validation/index.html?index=..%2F..index) ## Optimize AI Inference with Google Coral Edge TPU **Duration:** 25 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/coral/index.html?index=..%2F..index) ## Optimize Using AI Models at the Edge with ncnn Runtime **Duration:** 32 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/ncnn-edge-ai/index.html?index=..%2F..index) ## People Detection Alert with Computer Vision **Duration:** 114 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/workshop-people/index.html?index=..%2F..index) ## Plant Watering with Moisture Sensor and Pump **Duration:** 56 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/plant-watering-device-workshop/index.html?index=..%2F..index) ## Plant Watering with Moisture Sensor and Pump **Duration:** 124 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/workshop-plant-watering/index.html?index=..%2F..index) ## Postman Tutorial for Viam's gRPC APIs **Duration:** 10 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/postman-grpc-apis/index.html?index=..%2F..index) ## Presence Detector with an mmWave Sensor **Duration:** 21 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/mmwave/index.html?index=..%2F..index) ## Real-Time Object Detection with Raspberry Pi AI HAT **Duration:** 19 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/pi-ai-hat/index.html?index=..%2F..index) ## Set Up People Detection Notifications in Home Assistant **Duration:** 16 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/home-assistant/index.html?index=..%2F..index) ## Train & Run a Custom YOLO Model **Duration:** 62 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/yolo-training/index.html?index=..%2F..index) ## Upgrade Viam Rover to Use Wired or RC Power **Duration:** 11 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/rover-power/index.html?index=..%2F..index) ## Use Computer Vision to Build an AI Tracking Webcam **Duration:** 52 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/ai-camera-tracking/index.html?index=..%2F..index) ## Use Sensor Data with Webhooks and Elastic Cloud **Duration:** 46 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/monitoring-automation-elastic/index.html?index=..%2F..index) ## Use a QR Code Scanner **Duration:** 14 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/qrcode/index.html?index=..%2F..index) ## Use a Piezo Buzzer with a Raspberry Pi **Duration:** 12 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/piezo/index.html?index=..%2F..index) ## Use an AprilTag Scanner **Duration:** 17 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/apriltag/index.html?index=..%2F..index) ## Use Motion Planning with a Robotic Claw Game Powered by Nvidia Jetson **Duration:** 87 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/claw-game/index.html?index=..%2F..index) ## Visualize Sensor Data with Grafana **Duration:** 17 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/grafana/index.html?index=..%2F..index) ## Working with Python Environment Variables **Duration:** 18 min **Updated:** Mar 25, 2026 [Start](https://codelabs.viam.com/guide/environment-variables/index.html?index=..%2F..index)