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Itay,</div>
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This web page actually looks at sample problems creating for an NSF proposal back in 2004. We did not get funded, but I have been using many of these DC Circuit problems for years.<br>
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<a href="http://www.phy.ohio.edu/~lucas/loncapa/ccli/index.html" id="LPlnk944433">http://www.phy.ohio.edu/~lucas/loncapa/ccli/index.html</a></div>
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The idea was to create a range of problems, both conceptual and numerical, that probed misconceptions in DC Circuits based on McDermott and Shaffer's PER work in the late 90's.</div>
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I don't know that any of these are that revolutionary: ranking, optionresponse, numerical problems, but the are freely available for use under /res/ohiou/ccliphys and they are publicly published so that they can be publicly accessed without logging in.</div>
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Later,</div>
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Mark</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> LON-CAPA-users <lon-capa-users-bounces@mail.lon-capa.org> on behalf of Itay via LON-CAPA-users <lon-capa-users@mail.lon-capa.org><br>
<b>Sent:</b> Thursday, February 18, 2021 9:46 AM<br>
<b>To:</b> Discussion list for LON-CAPA users <lon-capa-users@mail.lon-capa.org><br>
<b>Subject:</b> [LON-CAPA-users] Lon-Capa demo problems on website</font>
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<div style="font-family:Arial">Hi <br>
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<div style="font-family:Arial">In <a href="https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.lon-capa.org%2Fdemo.html&data=04%7C01%7Clucasm%40ohio.edu%7C4d6ded55f7b145e9017808d8d41cab25%7Cf3308007477c4a70888934611817c55a%7C0%7C0%7C637492566923019047%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C2000&sdata=gHciKMhWc8dbmiu%2B9gIoNN98ctJonQt8pkPQg5K%2FLKM%3D&reserved=0" originalsrc="https://www.lon-capa.org/demo.html" shash="lhIr93Rs1KjmCgZBwzgNfW/8w+zNkvzKW7eHGrhdXXPI/jCl0f82PBFIMNvNPgfPL8cDjiMCrc2FXDReZu6BS6U4fmk80VDsXM8Eg70SK/fbXNlQQgUlMI0V6/a9D8jhLHzQGYB+7kWjXq1VdkVleUEz3we3JNOxZ8qAQJ934pM="><font color="red"><b>MailScanner has detected a possible fraud attempt from "nam11.safelinks.protection.outlook.com" claiming to be</b></font>
www.lon-capa.org/demo.html</a> the link to Ohio State U demos (titled: Additional Phyiscs Sample Problems) does not work. I get the error "We can’t connect to the server at
<a href="http://www.phy.ohiou.edu/">www.phy.ohiou.edu</a>".<br>
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<div style="font-family:Arial">Do you know if they retired the target collection or simply the link on the website needs to be updated?<br>
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<div style="font-family:Arial">Thanks<br>
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