Added on: Dec 31, 1969 Play Count: 638 Description: Drag the vertices of a 2D geometric shape to rearrange them such that no lines cross. Instructions: Drag the vertices of a 2D geometric shape to rearrange them such that no lines cross. Mouse. Rating: Fatal error: Call to undefined function: theme_is_admin() in /home/arcaecom/public_html/plugins/site/themes/at/score.php on line 159