MiGen r7195 milestone release

The latest milestone release (r7195 – available as a zip file from our google code repository)  includes the following changes: Pre-defined activities for learning eXpresser progressively (feel free to contact us for activity manuals lesson plans). If you want to play with eXpresser without a certain activity choose the Default one from the drop down [...]

eXpresser milestone release

After several iterations, user feedback and internal releases, the latest milestone release is v1-3614b (you can download the zip file here migensystem-1-3614b.zip). This is a release immediately after the 6th Practioners’ Advisory Meeting. We are now working on improving this based on user feedback, while thinking about v2 of eXpresser. This version includes an improved [...]

eXpresser v1-2819a

The latest version of eXpresser is now released for further testing (download migensystem-1-2819a.zip). This release comes configured to start with a familiarisation task that requires grouping. This version addresses several of the bugs of the previous release (see expresser-v1-2775a post). In addition: It shows the potential colour of the tiles in the ‘General World’  to [...]

eXpresser v1-2775a

A new release for feedback mainly from our teacher advisory panel (TAP) in the light of classroom sessions at the end of the month

eXpresser v1-2690

A new release is available (download migensystem-1-2690a.zip). It includes several bug fixes in the light of the 5th Teacher Advisory Meeting. Comments welcome.

eXpresser v1-2385

Exciting new release (download migensystem-1-2385a.zip) that includes an implementation of tiles with negative colours. Turn these tiles into a pattern and add them on top of any overlaps you have. The overlaps are ‘erased‘ ! To colour your patterns in the parallel world, you need to subtract the number of tiles of a negative coloured [...]

eXpresser v1-2305a

A new version of the system was released for testing with students here at LKL (download migensystem-1-2305a.zip). This version employs the metaphor of locked/unlocked numbers for representing specific vs general numbers. That is, unlocking turns the number essentially to a general number. It lets you change its value but it also lets the system change [...]

eXpresser v1-2121a

The latest version of expresser was released today (download migensystem-1-2121a.zip). After several cycles of improvements and testing with students this version, apart from several bug fixes, demonstrates: Improved tile creation (tiles are dragged from the toolbar and placed on canvas) Revamped property list to make more apparent: repetition of the base shape shapshot as button [...]

eXpresser v1-2044a

Release 1-2044a is now available. It includes major UI changes from previous versions. In particular most actions are now performed through context-aware menus. In addition, student’s world (left) is perceived as the area where students specify the pattern for the computer to animate in the parallel world (right). It is painted appropriately after they have [...]

eXpresser v0-1053

The latest version of the system (v0-1053) now includes a mock-up of ‘resource allocation’. Each colour now has a numeric limit. By default this is 10 per colour. Once this number of basic blocks of that colour have been used up, blocks are no longer painted using that colour but instead are shown with a [...]