Extensions and definitions:
Workspace - contains drawers of blocks that represent the programming commands, and pages where you snap the blocks together to write programs (bottom)
SpaceLand - a 3D world where the agents are displayed (middle)
Information area - a place for you to give your project/model a title and record notes (top)
Terrain - the green flat plane
Page - the tabs that move you between pages
Drawer - contain blocks for programming
Blocks - represent the programming commands
Buttons - areas you click to start something
Widgets - user interface element
Agents - a virtual object in a code that has traits and behaviors