Their interview questions are pretty basic and the whole product is pretty much useless. Waste of time and money.
MODI - Create anything you want with robotics of things
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Bitsbox - Monthly code projects for kids
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Ara The Star Engineer - a STEM book on a mission
Daily Coding Problem - Get exceptionally good at coding interviews