Hopscotch. 10+
Appealing interface draws in boys and girls who can share creations with online community.
Lightbot. 10+
By meeting programming goals, kids unlock new levels and learn more advanced concepts.
Mozilla Thimble. 12+
Advanced, side-by-side coder lets kids see what programming codes do as they create.
Codecademy. 13+
Interactive lessons for several programming languages offer several skill-level tracks.
CodeHS. 15+
Membership service offers instruction and examples for more advanced coders.