As many Arduino enthusiasts will tell you, they have a million ideas for projects but haven't completed nearly as many as they want. Here are some of the best Arduino projects we have found.

To celebrate its long-term success, we’ve collected 12 of the coolest, most revolutionary, and most entertaining Arduino projects currently in existence. Prepare to be wowed — and then inspired!

An Arduino drives the switch-mode power supply, ... We’ve seen a lot of interesting aquarium light projects. This one that uses heat from the LEDs to warm the water is one of our favorites.

Retro3dfx, the creator, used a Pi 5 water block from Seeed Studio and plans to control fan and pump speed via Arduino. While effective, water cooling may not be necessary for an overclocked Pi 5 ...

Sometimes, the best Arduino projects are the most ridiculous. Case in point, this motion-detecting squirt gun.The idea is simple: when it detects motion, the spray gun activates.

“I did a bit of research, and found that different shower heads can use anywhere from 9.5 litres (2.5 gallons) per minute to less than 6 litres (1.6 gallons) per minute, if you have a flow ...

His latest project, the Gameduino 2, blows his previous projects out of the water. He’s created an Arduino shield with a built-in touchscreen that has the same graphics performance as the Quake ...