CodeDam
A free visual coding playground where children explore loops, variables, logic, JavaScript, and Python.
Website previewAbout CodeDam
CodeDam turns visual blocks into JavaScript or Python and lets children experiment with loops, variables, and logic in a browser playground.
Age and access
This resource is listed for ages 7–14. It is available as Website and is listed as free. The listed language coverage is English.
What stands out
- Visual blocks provide a gentle start to programming
- JavaScript and Python outputs help learners see the connection
- The official site says no download or account is needed to begin
How the score is built
The official site connects block programming with JavaScript and Python.
The playground works in a browser without a download or account to start.
Parent notes
- The site includes donation messaging and a cookie preference banner, both excluded from the stored preview.
- Saving and sharing are available on the site, so adults should review shared work settings.
- Preview checked clean after declining the cookie banner.
Find CodeDam in these listings
This resource is included in the following subject and format shortlists.
Questions parents ask
See something wrong?
Report an outdated link, image, language, platform, tag, or other detail.
More to explore
All resources →
Scratch
A playful coding community where kids create stories, games, and animations.

NASA Kids Science: Earth (formerly NASA Climate Kids)
NASA’s kid-focused Earth science hub with explainers, activities, games, and multimedia about our home planet.

Storyline Online
Award-winning actors read children’s books aloud with activity guides.

Khan Academy Kids
A free learning app with lessons in early literacy, math, and social-emotional skills.