50+ Things You Can Build
Explore the endless possibilities. From simple circuits to complex automation, see what you can create with MakerBuddy.
Smart Night Light
LED turns on automatically when the LDR detects darkness.
Doorbell System
Press the button to play a melody on the buzzer.
Distance Warning
Buzzer beeps faster as you get closer to the ultrasonic sensor.
Digital Thermometer
Display room temperature and humidity (DHT11) on the LCD.
Potentiometer Dimmer
Control the brightness of the single LED by turning the knob.
Color Mixer
Change RGB LED colors based on potentiometer or web inputs.
Servo Wiper
Move a servo motor back and forth like a car wiper.
Pedestrian Light
Button triggers a "Red to Green" sequence on the RGB LED.
Motion Alarm
Trigger the buzzer when the PIR motion sensor detects movement.
Reaction Timer
Measure how fast you press the button after the RGB turns green.
Auto-Fan Controller
Trigger the Relay to turn on a fan when temp > 25°C.
Smart Lamp Control
Use the Relay to switch a lamp on/off based on LDR light levels.
Kitchen Safety Monitor
Detect gas or smoke (MQ-2) and sound a buzzer alarm.
Garden Auto-Waterer
Check soil moisture; if dry, signal the relay (pump) or alarm.
Intruder Alert
Motion sensor (PIR) flashes the RGB LED red.
Privacy Status
Show "Do Not Disturb" on the LCD by flipping a switch.
Wake-Up Light
Slowly brighten the RGB LED to simulate a sunrise.
Garage Park Assist
Ultrasonic sensor turns LED red when car is too close to wall.
Temp Data Logger
Record room temp history to the web dashboard.
Visitor Counter
Count how many times motion is detected and show on LCD.
Phone Light Switch
Toggle the Relay ON/OFF remotely from your phone.
Global Weather Station
Stream DHT11 temp/humidity data to a public dashboard.
Remote Pet Feeder
Activate the Servo motor from the web to release treats.
Security Email Alert
Send an email if the PIR motion sensor triggers while away.
IoT Mood Lighting
Select RGB colors on a webpage to change room ambiance.
Door Status Checker
See if the ultrasonic sensor detects an open door remotely.
Silent Notifier
Flash the RGB LED when you receive a message on the dashboard.
Baby Room Monitor
Web graph of temperature and humidity (DHT11) over time.
Gas Leak Dashboard
Red alert on screen if MQ-2 sensor values spike.
Holiday Light Show
Start a pre-programmed RGB sequence via a web button.
Plant Thirst Tracker
Log soil moisture levels daily to find optimal watering time.
Air Quality Lab
Measure gas levels (MQ-2) near different household items.
Insulation Tester
Use waterproof probe (DS18B20) to check cup insulation.
Shadow Detector
Log light intensity changes using the LDR.
Human Reflex Test
Data log reaction times to visual (LED) vs audio (Buzzer).
Conductivity Lab
Use soil sensor pads to test if different liquids conduct.
Digital Height Measure
Use Ultrasonic sensor to measure height and show on LCD.
Room Mapping
Record distance measurements at different angles (Servo + Sonar).
Dew Point Calc
Calculate dew point using Temp & Humidity (DHT11) values.
Compost Monitor
Use the waterproof DS18B20 to monitor compost heap heat.
LCD Fortune Teller
Ask a question, press button, show random LCD answer.
Shadow Alarm
Buzzer sounds when a shadow passes over the LDR.
Memory Game
Watch the RGB colors and press the button on "Blue".
Distance Theremin
Change buzzer pitch by moving hand over Ultrasonic sensor.
Reflex Duel
Two players: First to press the button when LED lights up wins!
Digital Pet
Feed (Button) and play with a character shown on LCD.
Safe Cracker
Twist Potentiometer to find the secret number on the LCD.
Hot Potato
Pass the kit before the random buzzer timer goes off!
Lie Detector
Use Soil Sensor pads to detect sweaty hands (galvanic response).
Precision Servos
Use the Potentiometer to control the Servo angle exactly.
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