More about this activity

Spirolaterals comes with no instructions.
Think of the activity as a strange machine with buttons to push.
Half the fun is figuring out what each button does.
Then the real thinking starts ... finding the right 5 numbers to match my picture.

Developer Comments

Here are some ideas for classroom activities:

1. Find all the things you can click on and work out what happens when you do.

Green button - the turtle starts drawing.
Red button - the turtle stops drawing.
Black button - clears the drawing area.
Blue button - new pattern (only after a success).
Numbers - increase - note Right click decreases.
Drawing area - full screen version of your drawing.
Peter the Magician - help by correcting one of the numbers.
The Turtle and the Hare - change the drawing speed.

2. How many points for a correct picture?

6

3. What happens if you ask for help?

Lose 1 point for each corrected number.

4. Draw an ok picture with all numbers as large as possible.
(This is quite a challenging question.)

5 3 5 5 3

5. There are 122 different pictures - how many have you done so far?

6. Who has the Highest Score so far? The Spirolaterals Champion.


Source is:

https://github.com/walterbender/spirolaterals

Reviews

I like so much this activity!

Rated 5 out of 5 stars by Aurita on December 10, 2013

mmn/kn;
;,;l

Rated 5 out of 5 stars by cool on December 22, 2012

I ♥ puzzles. Makes me think I need to make a mini version of Turtle Art.

Rated 5 out of 5 stars by Walter on October 3, 2010

See all 4 reviews of this activity

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Release Notes

Version 26 — June 25, 2014 — 38 KB

26

Major overhaul of graphics.