About this app
Challenge your mind with 8th grade level Math and see where you stand. There are 100 questions/levels sprinkled with some interesting Math puzzles in between. Create and share a certificate of your final score. Challenge your friends and family to see who can score the most. Watch step-by-step solution for better understanding of answers.
Latest release
What’s New
Updated libraries, bug fixes
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Sep 4, 2026 · 5:40 AM Free