Jessen's icosahedron
... that Jessen's icosahedron has been used for both the "Skwish" children's toy and a NASA proposal for a "super ball bot" to cushion space landers on other planets?
... that <b id="mwAdQ"><a href="./Jessen's_icosahedron" id="mwAdU" rel="mw:WikiLink" title="Jessen's icosahedron">Jessen's icosahedron</a></b> <i id="mwAdY">(pictured)</i> has been used for both the "Skwish" children's toy and a NASA proposal for a "super ball bot" to cushion space landers on other planets?