A Wonderful Newly Designed Post For Hongkong Fair

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Friday Product Post: PM2.5, Wind Speed and Joystick Case

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Do you like exploring nature? For example, to test the air surround us and the wind speed, or just playing on the green grass land with your remote-controlled toys. Imagine a picture that we are surrounded by clear water, fresh air, green grass and warm sunshine. How beatiful the picture is! However, in the reality, our environment is often polluted. For those who care environment and want to explore the world around them, today I have bring you 3 new products. Now let's come to take a look! New Product 1:  Octopus PM2.5 PM10 Detector Sensor Module PM2.5 PM10 Detector Sensor Module is a professional sensor for detecting PM2.5 and PM10. It is used to test the air quality. It has good consistency and high accuracy. With this module, you can test whether the air around you is clean or not. It is very easy to use. New Product 2:  Octopus Wind Speed Sensor Anemometer Three Aluminium Cups This is a wind speed sensor with rain-proof design. It has a standar...
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To Do PADDLEBALLSUPERSMASHEM with Micro:bit

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Learn to program a simple yet fun game on a 5 by 5 display, using JavaScript! PADDLEBALLSUPERSMASHEM may bear unintentional similarities to other, more graphical, games. This tutorial was contributed by Justin Soong from Raffles Institution. Step 0 – Pre Build Overview In this project, we will create a simple game, in which you bounce a ball against a wall. If you miss, you die. Too bad. For those of you who appreciate a challenge, the game increases in difficulty with each level! Material: 1 x  BBC micro:bit 1 x Micro USB cable Goals: Get to know more about the microbit microcomputer Learn how to program a simple game Consider all cases Step 1 – Components First of all, plug the microbit microcomputer into your own computer. No other components are required. Step 2 – Pre Coding We'll need to add a package of code to be able to use our kit components. Click on "Advanced" in the Code drawer to see more code sections and look at the bott...
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Make A Lie Detector Machine with ElecFreaks Micro:bit Tinker Kit

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With this machine, the truth will never escape you! As long as you can make your subject hold a moisture sensor for a while. This tutorial was contributed by Samuel Ong from Raffles Institution. Step 0 – Pre Build Overview In this project, we will create a simple lie detector machine, which works by measuring the electrical conductivity of our skin. Upon feeling nervous, our skin's electrical conductivity will increase, and the moisture sensor can pick up on that. This allows us to determine if a person is telling the truth or not. Materials: 1 x BBC micro:bit 1 x Micro USB cable 1 x Breakout board 1 x Octopus OLED 1 x Moisture Sensor Tips: If you want all components above, you may need  ElecFreaks Micro:bit Tinker Kit . Goals: Get to know the Octopus LED and  Soil Moisture Sensor Learn basic statistics Make something using the  moisture sensor Step 1 – Components First of all, plug in the  soil moisture sensor . Match the colors...
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