A sweet painting tool

Play music with this piano keyboard

A sweet Chess game

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

An animated face that speaks whatever you type

Learn about the planets

A multilingual offline dictionary

A tool for simple arithmetic calculations

Oscilloscope program for visualizing microphone input

Prove Sir Isaac Newton correct

Interactive game for typing practice

Learn financial planning basics

Read thousands of free e-books

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

A simple maze game

An infix-notation graphing calculator

Talk to your computer in Python

A game based on logical induction

Create your charts

Animate stick figures with keyframes

A game about fractions

Create your own comic

A mechanical calculator

Find matching pairs

A pattern-matching game

Tell a story

Engaging math game for children

Implode blocks of the same colour until they are all gone

It is a multilevel arcade game

Based on gene regulatory networks