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 tool for simple arithmetic calculations

A sweet Chess game

A multilingual offline dictionary

Prove Sir Isaac Newton correct

Interactive game for typing practice

Oscilloscope program for visualizing microphone input

An infix-notation graphing calculator

Learn about the planets

Learn financial planning basics

Read thousands of free e-books

A simple maze game

Animate stick figures with keyframes

Find matching pairs

Engaging math game for children

Talk to your computer in Python

Create your charts

Implode blocks of the same colour until they are all gone

Create your own comic

A game about fractions

A game based on logical induction

Tell a story

A pattern-matching game

Sugar activity to learn words

It is a multilevel arcade game

A mechanical calculator

Based on gene regulatory networks