Frustrated with the prices for high quality grow light systems? Let's design a fully controllable, easy to adjust, open-source LED panel.
Interactive snake enclosure that is temperature and humidity controlled and uses lat-long to mimic natural light cycles, with an online cam.
By analyzing atmospheric values, this tiny unit can decide when to irrigate your garden if it is necessary.
An Arduino-based clock project.
How to build an humidity and temperature meter with time display from an old voltage meter casing.