Advances in Heterocyclic Chemistry,

Neodymium rectangular magnet with dimensions of 30x10mm a and a height of 2 mm.

Everyone faces with the question when planning activities during a week: what day of the week it is going to be. Usually we look at a smartphone or a datebook. Surprise your family, friends and colleagues with an original mechanical calendar-navigator that is also built with your own hands! UGears 70036

For generations, humanity has been futilely wrestling with perennial questions, such as whose turn is it to take out the rubbish? Who will hoover today? And, of course, who does the dishes?

Those who volunteer to do all these chores have our eternal respect, but what if no one volunteers? The fair way to handle this would be to let chance decide and throw a coin. If you have ever bet on heads or tails, this means you got close and personal with probability theory and its practical application. UGears 70146

The fan designed for use with the Digilent ZYBO Z7-20 plate mounted on the heat sink allows better air flow, which results in lowering the FPGA temperature. The fan has a 3-pin connector, the supply voltage is 5 V. In addition to the fan, there are screws for fixing. Digilent 240-130

Module with an analog temperature and humidity sensor based on the SHT10 system. It is characterized by high reliability and stability with low energy consumption. It is compatible with 3.3V and 5V controllers. DFRobot DFR0066

AVT kit for self-assembly of an acoustic amplifier with LM386 circuit. AVT794 B

Xilinx Spartan-6® LX45 FPGA Development Board, Digilent

Opening/closing sensor designed for mounting on windows and doors. It is equipped with an RF wireless communication module operating at 433 MHz. Sonoff DW2 - RF

Cable with USB typ A and microUSB typ B connectors, cable length 1.8 m. EQUIP