AlgoSpark vs Proof Fidget

“AlgoSpark” is an app that participated in the 2025 Swift Student Challenge, but unfortunately, it didn’t win. “AlgoSpark”是一款2025 Swift Student Challenge参赛App，但很遗憾的是，此APP并未获奖。 “AlgoSpark” offers various algorithm courses, including “Introduction to Algorithms,” “Programming Structures,” “Sorting Algorithms,” “Searching Algorithms,” and more. These cover both fundamental and classic computer algorithms. “AlgoSpark”为您准备了多种计算机算法课程，包括“认识算法”、“程序结构”、“排序算法”、“搜索算法”等等计算机基础与经典的算法。 Once you complete all the courses, you’ll earn your very own “Algorithm Trophy”! 当你完成所有算法课程之后，你可以获得一个专属于你自己的“算法奖杯”！ Github: https://github.com/abc2754667876/AlgoSpark

ProofFidget is a puzzle-driven way to learn the feel of doing math: not by memorizing procedures, but by making correct moves, one step at a time, until a proof truly holds together. Each puzzle gives you a clear goal and a partially-complete derivation. You spin the wheel to choose your next move, then commit to a step and watch the proof line up. If you’re right, you progress; if you’re wrong, you learn quickly why it didn’t fit. The result is a tight feedback loop that makes abstract ideas concrete and surprisingly fun. You’ll work across a growing set of subjects, including: Logic and proof techniques: build confidence with implication, contradiction, and structured reasoning. Algebra: make valid transformations while keeping equations balanced, supported by visual “balance scale” diagrams. Number theory: practice modular arithmetic, divisibility, and gcd-style reasoning with intuitive visuals. Geometry and beyond: use diagrams to ground symbolic steps in something you can see. ProofFidget is designed for short, satisfying sessions, but it also rewards deeper play: you start noticing patterns, choosing steps for the right reasons, and developing proof instincts that transfer to real coursework and problem-solving. If you’ve ever thought “I understand the formula, but I don’t understand why,” ProofFidget is built for that moment.