1568 /www/nrich/html/content/02/07/logo1/ 1 2011-02-01T00:00:01 <mdoxml version="1.0"><p><span class="editorial">Beginners to LOGO programming may want to start by working through the <a href="http://nrich.maths.org/8045">FIRST FORWARD series of introductory articles</a> before tackling this problem.</span></p> <p> </p> <p>From the same London tiling shop as last month - more of the spectacular designs that people have chosen when tiling their kitchens, bathrooms, hallways or wherever!</p> <p> </p> <p>(Sadly because of construction work on the new channel terminal this tile shop is now no more!)</p> <p>Three more designs - which I invite you to reproduce using (elegant) LOGO procedures.</p> <p><mdo:image alt="" src="pic1.gif"></mdo:image></p> <p>Alternatively, you might like to experiment with the following:</p> <p><mdo:image alt="" src="pic2.gif"></mdo:image></p> <p>TO SQ :S<br></br> REPEAT 4 [FD :S RT 90]<br></br> END</p> <p>TO PT :S :L<br></br> IF :S &lt; :L [STOP]<br></br> SQ :S FD :S LT 45<br></br> PT :S/ SQRT (2) :L<br></br> PU RT 90<br></br> FD :S/SQRT (2)<br></br> PD<br></br> PT :S/ SQRT (2) :L<br></br> PU<br></br> BK :S/SQRT (2)<br></br> LT 45 PD BK :S<br></br> END</p> <p>What is happening and what is its history?</p></mdoxml> 2 3 0 0 1 0 0 Imported legacy Object Not Tagged Not tagged