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

Interactive game for typing practice

A tool for simple arithmetic calculations

Prove Sir Isaac Newton correct

Oscilloscope program for visualizing microphone input

Learn financial planning basics

A multilingual offline dictionary

Read thousands of free e-books

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

An infix-notation graphing calculator

A simple maze game

Talk to your computer in Python

Animate stick figures with keyframes

Create your charts

A game based on logical induction

Create your own comic

A mechanical calculator

A game about fractions

Engaging math game for children

Tell a story

Find matching pairs

A pattern-matching game

Sugar activity to learn words

It is a multilevel arcade game

Based on gene regulatory networks