This virtual manipulative can be used to work with fractional parts of a circle or a square. Using this virtual manipulative you may:
Add blocks to the workspace
See a fraction name for a block
To see what fractional part of the whole a block is, check thecheckbox. Then move the mouse over the block. A fraction name will be shown on top of the block.
Remove blocks from the workspace
Drag a single block to the Trash Can to delete it or Clickat the bottom left to remove all blocks from the workspace.