Here is something they can try for free. Microsoft is offering free tutorials and also streaming live tutorials daily on their MakeCode site. There are several to choose from for learning computing.
Circuit Playground Express
LEGO® MINDSTORMS® Education EV3
For Windows 10 computer owners, they also have apps for micro:bit, Adafruit, and Cue by Wonder Workshop.
For some of the courses you may need some peripheral products. The micro:bit computer can run about $20. The circuit for Adafruit Circuit Playground Express runs about $25.
Find out more: https://www.microsoft.com/en-us/makecode
Adafruit Circuit: https://www.adafruit.com/product/3333
micro:bit computer: https://store.birdbraintechnologies.com/collections/featured-items/products/micro-bit