Bunch of stuff I’ve vibe-coded or otherwise had fun making. Usually used on mattsayar.com typically with the tag toy-code. Found on github.com here.
An engaging game where students practice addition by helping a frog hop along a number line. Great for early math learners to visualize addition.
A subtraction variation of the Hoppy Frog game where students practice subtraction by helping a frog hop backwards along a number line. Includes visual feedback, multiple-choice answers, and subtraction with small numbers.
An interactive game for practicing number bonds and fact families using shapes and visual aids. Helps students understand part-whole relationships in numbers.
An interactive game to practice reading analog clocks with visual feedback and progressive difficulty.
An interactive game for practicing number recognition and counting with visual aids, scoring, and fun animations to keep learners engaged.
A game to help students compare and understand number sizes.
A matching card game to practice addition facts by pairing equations with their answers.
A two-player strategy game combining place value and spatial reasoning. Players draw cards to form two-digit numbers and place them on a 100-grid, aiming to get three in a row while practicing tens and ones.
A place value game where students count blocks arranged in tens and ones, then enter the correct place values. Features visual block representations, immediate feedback, and practice with two-digit numbers from 10-40.
Test your knowledge of NFL team divisions with this quick quiz game. Features team emojis, scoring, and progress tracking.
A browser-based musical step sequencer featuring drum and melodic instruments like kick, snare, synth bass, and more. It includes an adjustable tempo and a 16-step pattern grid for creating custom rhythms.
An intuitive BMI calculator tool using a “new BMI” calculation.
A web-based tool for optimizing school bus routes. Upload a CSV file with stop addresses to automatically organize routes by cardinal direction and generate optimized Google Maps navigation links.
An interactive tool for formatting and syntax-highlighting incomplete or truncated JSON data.