A sweet painting tool

Play music with this piano keyboard

A collection of tools for exploring fundamental musical concepts in a fun way.

Prove Sir Isaac Newton correct

An animated face that speaks whatever you type

Learn about the planets

A multilingual offline dictionary

A tool for simple arithmetic calculations

Interactive game for typing practice

Read thousands of free e-books

A sweet Chess game

Oscilloscope program for visualizing microphone input

Tell a story

Learn financial planning basics

Animate stick figures with keyframes

Talk to your computer in Python

A simple maze game

Engaging math game for children

Create your charts

Sugar activity to learn words

An infix-notation graphing calculator

A mechanical calculator

Create your own comic

Find matching pairs

Get on your feet and dance!

It is a multilevel arcade game

A game about fractions

A game based on logical induction

Surround the turtle before it runs of the screen

Based on gene regulatory networks