Spatial Decompose Shapes practice with teacher guidance, common slips, and next-step routes.
This skill appears in Curve-cut component count, Planar composition fit and inventory choice.
Curve-cut component count asks the player to determine how many connected pieces result after the declared curves or cuts are applied and enter the count.
Geometry, shapes, and measurement
Planar composition fit and inventory choice asks the player to choose exactly four pieces from a five-piece inventory, rotate and place them to make an exact 2-by-2 square, and identify the unused piece through the same placement certificate.
Geometry, shapes, and measurement
Fresh independent work can move toward Core, Transfer, or Challenge routes; help use or confusion keeps support visible.
Hints keep attention on the visible structure; reveals show the path without counting as independent evidence.
Presentation can reduce reading and interaction load without changing the selected skill. Practice focus can bias compatible work without breaking prerequisites or story fit.
