Hands-on DIY Instructables-style projects from our team — step-by-step schematics, verified Arduino & ESP32 firmware, and one-click parts lists for every build.
Step-by-step DIY Instructables guide to constructing an autonomous 2WD/4WD obstacle avoidance robot car using Arduino UNO, L298N motor driver, and ultrasonic sensor.
Complete blueprint for building a DIY carbon-fiber quadcopter drone: selecting brushless motors, pairing electronic speed controllers (ESCs), and calibrating the flight controller.
Construct a connected desktop IoT weather station that monitors room temperature, relative humidity, and heat index while streaming live telemetry over WiFi to the cloud.
Control your custom robotic rover using any Android or iOS smartphone over Bluetooth with virtual steering controls, speed throttling, and headlights.
Control 230V AC home appliances (lights, fans, geysers) from anywhere on your local WiFi network or smartphone browser with isolated optocoupler relays.
Turn the ₹600 ESP32-CAM module into an intelligent IoT smart video doorbell with local face detection, recognition enrollment, and electromagnetic door lock trigger.
Keep potted plants thriving with an automated closed-loop drip irrigation system using capacitive soil moisture sensing and a 5V submersible water pump.
Construct a 4-degree-of-freedom desktop robotic arm capable of precision pick-and-place maneuvers using TowerPro metal gear servos and analog dual-axis joysticks.
Master proportional-integral-derivative (PID) control algorithms to build an ultra-responsive high-speed line tracking robot rover.
Build a critical life-safety detector that sounds a high-decibel audible alarm and warning LED when LPG, methane, propane, or smoke is detected.
Design an energy-saving motion-sensing security lighting system with ambient daylight override and adjustable delay timing using the HC-SR501 PIR sensor.
Boost photovoltaic solar panel efficiency by up to 40% with an automated dual-axis heliostat solar tracker that follows the sun across both azimuth and elevation axes.
A fun STEM robotics build: construct Otto, the open-source 3D printed bipedal companion robot that walks, dances, makes chiptune sounds, and avoids obstacles.
Eliminate stringing, warped corners, and layer shifts forever: a comprehensive troubleshooting manual for Bambu Lab, Creality, and Prusa FDM 3D printers.
Turn an HC-SR04 ultrasonic sensor into a sweeping sci-fi radar screen that maps nearby objects on an animated green HUD display in Processing.
Build a pocket-sized digital breathalyzer with an MQ-3 alcohol sensor and OLED display that gauges Blood Alcohol Content (BAC) estimates.
