Prime Catcher: Number Puzzle

Prime Catcher is a falling-block puzzle that sharpens your eye for prime numbers while you play. Number blocks rain down from the top — tap only the primes to clear them. Tap a non-prime by mistake and penalty blocks come crashing in. Primes you haven't learned yet glow green; after you've met one five times, the glow goes out — from then on, spotting it is up to your own judgment. ■ Great for • Anyone who loves numbers — or wants to • Quick, brain-training puzzle sessions • A learning-friendly game for students and classrooms ■ Features • A "Prime Encyclopedia" of all 1,229 primes from 2 to 9,973, each with a bite-sized fact — get smarter the more you play • Practice Mode that drills the exact numbers you struggle with • Sprint: a one-minute score attack • Catch twin, cousin or sexy primes (or an emirp) back to back to earn stars — fill the gauge for a special number • Clear the whole…