Tribe of Mentors - Short life advice from the best in the world, by Tim Ferriss
calculator.net - Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
MentorCruise - Personalized mentorship experiences
GPACalculator.io - The easiest way to calculate your GPA
Frontend Mentor - Supercharge your front-end skills by building in a real-life workflow. Solve real-world HTML, CSS and JavaScript challenges whilst working to professional quality designs.
Unigradecalc - Unigradecalc is a website that provides a tool for calculating GPA (Grade Point Average).