River Runner

Drop rain anywhere around the planet and watch where it finishes up. Sam Learner’s River Runner presents you with a landscape map that allows you to place a drop of rain anywhere in the world. If you choose a location, you will be taken on a river tour to see where the drop comes to a stop.

Ali Kaya


Ali Kaya

This is Ali. Bespectacled and mustachioed father, math blogger, and soccer player. I also do consult for global math and science startups.



Earth.fm: Listen to Nature Sounds

One of the most notable things about Earth.fm is its vast collection of natural soundscapes. These soundscapes are recordings of nature's unspoiled sounds, ranging from the calming sound of waves…


The Beescape Map Tool is an innovative technology that aids in promoting and assessing pollinator habitat quality.
Asteroid Launcher | Neal.Fun | Abakcus

Asteroid Launcher

Neal Agarwal has made it easy for everyone to experience the close encounter with asteroids by gamers with his game Asteroid Launcher. This interactive simulator provides users with various options…