In this article, we will study the method to built a simple fire alarm by using a 555 Timer IC. It will detect the fire and sound a buzzer. Fire Alarm Circuit. A thermistor is the heart of this ...

Did you know play dough conducts electricity and can be used to make circuits?. Using play dough is a fun and very low cost way to learn about circuits and electricity. In our circuit we use a ...

Metal Detector Circuit. A Simple metal detector circuit can be made at home on a small scale. In this project, we are going to make a simple metal detector circuit using a proximity sensor. All the ...

Share; Print; The Surfing Scientist › Tricks. Play dough circuits 2: experiment with electricity. Last time, we went through the basics of how to make simple electrical circuits with play dough ...

One of the problems encountered thus far with 3D-printing circuits with conductive filament is that it doesn’t really bond to anything, let alone solder, so how does one use it? [mikey77] wro… ...

Circuit Owl Craft Tutorial. This is an easy circuit craft that creates the cutest little owl that your kids are going to love to build. To create this project I am providing you with a list of the ...

Squishy circuits help build STEM skills, independent thinking, problem solving and creativity skills. Anglerfish Facts. When it came time to decide on what to make with our Squishy Circuits, we wanted ...

To design a circuit diagram for a simple calculator, you need to decide on the input and output formats, the number of bits and the functions you want to include.