Searching for components:
- the keywords are: DIY, Starter kit, Robotics kit, Breadboard kit, learning kit ...
- OM electronique http://www.omelectronique.fr/ (Grenoble)
- Competitive eBay shop and nice 48h shipment
- Amazon, eBay, banggood aliexpress dealextreme ...
Motor
About 130 models at DigiKey.fr.
Lego
Lego has a nice collection of motors:- M fast but not powerful (15€)
- X well suited to propulse a car (25€)
- XL slow and too powerful? (20€)
- Servo Moteur quart de tour a gauche, quart de tour a droite (30€)
- Finally the pack (32€) piles, inter, lamp and a motor, but which one?
- Battery box for 6 AA (13€)
Well, might be easy ... too easy? Will it be adapted to the power control shield on the Nucleo??
For the record Lego has also a pneumatic kit (80€).
Starter kits
Complete car or robots
- Impressive kit at just 70€: Elegoo Kit Smart Robot Voiture Car V1.0 avec Tutoriel en Anglais Arduino UNO Project avec Des Lecteurs à Quatre Roues Motrices, UNO R3, Line-cruising Module, Capteur à Ultrasons, Bluetooth Module, Télécommande, ect
- Robots: https://www.digikey.fr/products/fr/maker-diy-educational/robotics-kits/942
Basic components
- Breadboard kit: Elegoo at Amazon and same at eBay.
- Looks like AliExpress has some cheap breadboards and components. (shipping might be slower so.)
- "dupont" cable at eBay
- breadboard "platine d'essai" at eBay
- Simple alim for when there is no dedicated laboratory alim
- Resistors at eBay