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Logo for obbl
Construction toybox. To play online with architect blocks and gravitation.Latest release: Mathcats.Original : Geocities/nummolt (Mirror site)
Material Type: Simulation
Technical Format: Javascript
Date Added to MERLOT: December 01, 2001
Date Modified in MERLOT: November 04, 2012
Submitter: Maurici Carbó


  • Reviewed by members of Editorial board for inclusion in MERLOT.
    Editor Review (not reviewed)
  • User Rating (not rated)
  • Discussion (1 Comment)
  • Learning Exercises (none)
  • Personal Collections (none)
  • Accessibility Info (none)


Primary Audience: Grade School, Middle School, High School, College General Ed
Mobile Compatibility: Not specified at this time
Technical Requirements: Navigator / Explorer
Language: English
Material Version: obbl - MathCats / obbl version A1 (original at mirror site)
Cost Involved: no
Source Code Available: no
Accessiblity Information Available: no
Creative Commons: unsure


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Discussion for obbl

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Avatar for Maurici Carbó
2 years ago

Maurici Carbó (Other)


As a developer, I have little experience in the use of this program by the students. But recently I have seen some works done by children: