A sweet painting tool

Play music with this piano keyboard

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

An animated face that speaks whatever you type

A multilingual offline dictionary

A tool for simple arithmetic calculations

A sweet Chess game

Interactive game for typing practice

Learn about the planets

Prove Sir Isaac Newton correct

Oscilloscope program for visualizing microphone input

Tell a story

An infix-notation graphing calculator

Read thousands of free e-books

Learn financial planning basics

Engaging math game for children

A simple maze game

Animate stick figures with keyframes

Talk to your computer in Python

Create your charts

Sugar activity to learn words

A game about fractions

Find matching pairs

Create your own comic

A mechanical calculator

A game based on logical induction

Implode blocks of the same colour until they are all gone

A pattern-matching game

It is a multilevel arcade game

Based on gene regulatory networks