2021 Awesome Arduino Projects That Need To Try!

edited November 2021 in Projects

1️⃣Barbot: Cocktail Mixing Robot:👉️

Barbot can hold and accurately dispense 9 bottles of ingredients to create the perfect cocktail mix ❗️


What you’ll need💭:

  • Arduino Mega 2560
  • NEMA 17 stepper motor
  • Pololu A4988 stepper driver
  • Hitec HS-7955TG servo motor
  • Pololu Micro Maestro 6-Channel Servo Controller
  • HC-05 Bluetooth Module
  • GT2 6mm wide timing belt
  • GT2 timing pulley 20 teeth 5mm bore
  • Timing belt bearing
  • 2x Chrome plated round rail 1200mm x 12mm
  • 4x SK12 12mm bore linear rail shaft support
  • 4x SC12UU aluminium pillow block housing
  • 9x 20ml Beaumont Metrix SL spirit measure
  • 3x Wall 3 bottle rack
  • Endstop microswitch
  • Cable carrier
  • DC-DC converter (12v to 5V)
  • AC power supply 12V (6.67A)


2️⃣Farmaid: Plant Disease Detection Robot👉️

This project can help you who are engaged in agriculture find and build a robot that can help you detect and mark diseased crops without destroying the farm environment ❗️


What you’ll need💭:

  • Mountain Ark SR 13 chassis
  • Arduino UNO Rev3
  • 2x Raspberry Pi 3 Model B or newer
  • Female/Female Jumper Wires
  • Male/Female Jumper Wires
  • Male/Male Jumper Wires
  • ibt-2 HBridge
  • 2x Raspberry Pi Camera Module
  • TensorFlow


3️⃣Self-Playing Melodica👉️

This project shows you how to use the DC motor of an old printer and some basic components to build a self-performing Melodia❗️


What you’ll need💭:

  • Arduino Nano R3
  • 2x Resistor 1k ohm
  • 2x Dual H-Bridge motor drivers L298
  • 2x Pushbutton Switch, Momentary
  • Digilent 60W PCIe 12V 5A Power Supply
  • Voltage regulator, step-down, 12V in, 3.6V out
  • Bistable electrovalve (solenoid)
  • DC Motor, 12 V (You can always buy a DC motor if you don’t have an old printer Dc motor!)


4️⃣PEZ Robo Dispenser Using Arduino👉️

Building the PEZ Robo candy dispenser can evoke the childhood memories of many people❗️


What you’ll need💭:

  • The PEZ Robo Dispenser
  • Arduino UNO Rev3 // Seeeduino V4.2
  • Ultrasonic Distance Sensor HC-SR04 // Grove – Ultrasonic Distance Sensor
  • RC Servo
  • Breadboard
  • Jumper wires
  • Wire fasteners or rubber bands
  • Battery (Anything over 7 volts with about 500mAh)


5️⃣Maze Solver Robot, using Artificial Intelligence👉️

By giving it a certain degree of intelligence, this robot can pass through any maze in the shortest possible time❗️



What you’ll need💭:

Arduino Nano R3 // Seeeduino Nano

HC-06 Bluetooth Module

TCRT5000 4CH Infrared Line Track Follower Sensor Module

2x SparkFun RedBot Sensor – Line Follower

ZX03 (based on TCRT5000) Reflective Infrared Sensors (Analog output)

Android Device

2x RobotGeek Continuous Rotation Servo

2x 4xAA battery holder





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