A sweet painting tool

Play music with this piano keyboard

Prove Sir Isaac Newton correct

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

Learn about the planets

Interactive game for typing practice

A multilingual offline dictionary

Read thousands of free e-books

Learn financial planning basics

Oscilloscope program for visualizing microphone input

A sweet Chess game

A simple maze game

Create your charts

A Logo-inspired turtle that draws colorful pictures with snap-together visual programming blocks

Create your own comic

An infix-notation graphing calculator

Engaging math game for children

Talk to your computer in Python

Tell a story

Animate stick figures with keyframes

A mechanical calculator

Implode blocks of the same colour until they are all gone

Find matching pairs

A game about fractions

A game based on logical induction

A pattern-matching game

Based on gene regulatory networks

It is a multilevel arcade game