We provide kits for Arduino that fit to our tutorials.
Kits for Arduino in Germany:
https://www.amazon.de/s?merchant=A22L8ZD0O9MGNW&fallThrough=1
Kits for Arduino in France:
https://www.amazon.fr/s?merchant=A22L8ZD0O9MGNW&fallThrough=1
Kits for Arduino in Italy:
https://www.amazon.it/s?merchant=A22L8ZD0O9MGNW&fallThrough=1
Kits for Arduino in Spain:
https://www.amazon.es/s?merchant=A22L8ZD0O9MGNW&fallThrough=1
Kits for Arduino in GB:
https://www.amazon.co.uk/s?merchant=A22L8ZD0O9MGNW&fallThrough=1