| July 2019 |
 | Control Robotic Car with Voice |  | Make this Simple Graphical LCD Scope |  | Build Non-Contact Type Digital Tachometer |  | Protect Yourself with This Noise Level Monitor |  | Make This Simple Tester for Operational Amplifiers |  | Monitor Devices Through Web Browser |  | Simulate Smartphone Screen Lock/Unlock Application |
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| June 2019 |
 | (1) Software for Optical Communication; (2) Mobile Apps for Optical Communication |  | Equipment Controller using MATLAB-Based GUI |  | Hacking Bluetooth Headset to Control a Robot |  | LED Torchlight |  | Meter to Measure Short Distances |  | Electronic Candle |  | Active Probe with High Input Impedance and Selectable Gain |  | Sharing Wi-Fi Data via Bluetooth |
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| May 2019 |
 | (1) Software for a Smart Home; (2) Mobile Apps for Smart Living |  | Home Automation System for up to Four Devices |  | Appliance Guard to Prevent Damage |  | 5W Stereo Audio Amplifier |  | 5V DC to 48V DC Converter for Phantom Power Supplies |  | Minuscule LED Night Marker |  | Sending Real-Time Sensor Data through e-Mail |  | Portable Emergency Light using Power Bank |
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| April 2019 |
 | (1) Software for Healthcare and Design
Applications; (2) Mobile Apps for Fitness and Other Uses |  | Control with Authentication for up to Four Devices |  | Digital Frequency Meter Using Arduino |  | Solar USB Bicycle Power Box |  | Accidental Switch On and Switch Off Protection Using Delay |  | Wireless Caller ID Display for Bikers |  | Force-Operated Toy Organ |  | Real-Time Face Detection and Recognition for Security Purposes |
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| March 2019 |
 | (1) Open Source Software for Embedded Applications; (2) Handy Apps to Help Organise your Day |  | Simple Obstacle-Avoiding Robot |  | Music-Operated RGB LED |  | The IoT-Based Timer Switch for Electric Water Heater |  | Multi-Utility Protection System for Agricultural Equipment |  | Low-Cost Ambient-Light-Controlled LED Night Lamp |  | Magnetic Walking Stick for the Visually-Impaired |  | Designing Android App for Communication with Bluetooth Module |
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| February 2019 |
 | (1) Miscellaneous Tools Useful for Businesses; (2) Interesting Apps for the Internet Of Things |  | Industrial Digital Thermometer |  | Control up to 16 Appliances without using a Microcontroller |  | DTMF-Based Food Dispenser for Aquarium |  | Automatic Fan Controller for an Active Heatsink |  | Universal Dual-Channel Audio Signal Tracer and Tester |  | IoT-Based Data Logger using ThingSpeak and WeMos |  | Android Smartphone-Based Function Generator |
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