Activities/Turtle Confusion

What is Turtle Confusion

Turtle Confusion presents 40 shape challenges to the learner that must be completed using basic Logo-blocks. The challenges as based on Barry Newell's 1988 book, Turtle Confusion: Logo Puzzles and Riddles.

Turtle Confusion is a fork of Turtle Blocks that presents 40 shape challenges to be programmed by moving the Logo turtle.

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Additional features:

• You can import challenges from the Sugar Journal (save them as an image file)
• You can save your results as (1) a Turtle Art program; (2) UCB Logo; or (3) as a PNG image
• You can overlay Cartesian and polar coordinate grids
• Additional blocks can be added through the Turtle Blocks plugin mechanism

Where to get Turtle Confusion

http://activities.sugarlabs.org/en-US/sugar/addon/4450

How to play Turtle Confusion

1. Select a challenge from the Combo Box
2. Use blocks from the various palettes to instruct the Logo turtle to replicate the pattern.

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Please refer to the Activities/TurtleArt pages for basic instructions on how to use the block interface and the details of various toolbars.

The shape challenges are loaded from the Combo Box on the Project (Palette) toolbar. When you select a shape, it will be loaded onto the canvas. When you use the Erase button, the current shape is reloaded.

The available blocks are small subset of the Turtle Block blocks: the basic turtle blocks; a reduced palette of pen and color blocks; some basic arithmetic operators; the repeat block; and the action and box blocks.

The Export palette includes save as Logo; save as image; and save as Turtle Art.

Credits

• Walter Bender wrote and maintains the code.
• Barry Newell is the creator of the 40 shape puzzles.
• Brian Silverman is the first author of Turtle Art.