Finaliści IX MUM – Centrum Popularyzacji Matematyki "SIGNUM"

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<blockquote class="wp-embedded-content" data-secret="N4JFWIpPMI"><a href="https://pb.edu.pl/signum/konkurs/memorial-urszuli-marciniak/finalisci-ix-mum/">Finaliści IX MUM</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://pb.edu.pl/signum/konkurs/memorial-urszuli-marciniak/finalisci-ix-mum/embed/#?secret=N4JFWIpPMI" width="600" height="400" title="&#8222;Finaliści IX MUM&#8221; &#8212; Centrum Popularyzacji Matematyki &quot;SIGNUM&quot;" data-secret="N4JFWIpPMI" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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