First Forward into Logo 4: Circles

Learn how to draw circles using Logo. Wait a minute! Are they really circles? If not what are they?
Age
7 to 16
Challenge level
filled star empty star empty star
Exploring and noticing Working systematically Conjecturing and generalising Visualising and representing Reasoning, convincing and proving
Being curious Being resourceful Being resilient Being collaborative

Problem

First Forward Into Logo

Previous: FF3

 



It was Jane's insistence that we walk the semi-circle on the netball pitch. She was dismayed that I could not see that if we went forward one, right one a lot of times we would:

a. get back to where we started

b. have walked a circle.

Jane was six years old at the time and it had been my question, about the wheels on a train that she had drawn using LOGO, that had given rise to a protracted conversation, a walk round the netball pitch and an eventual agreement about:

First Forward into Logo 4: Circles


First you might like to convince yourself about this instruction.

Then, why not experiment with:

* a different number of REPEATS

* going BACKWARD instead of FORWARD

* increasing/ decreasing the amount moved

* going LEFT instead of RIGHT

* increasing/ decreasing the amount turned.

Alternatively you might like to make some patterns using circles. Or, you might like to replicate the patterns below.

First Forward into Logo 4: Circles

Next: FF5