Reference for Chullin 24:23
האלון והרמון והאגוז שחקקום תינוקות למוד בהן עפר או שהתקינום לכף מאזנים טמאין מפני שיש להן מעשה
Acorns or pomegranates or nuts which children hollowed out in order to measure sand therewith, or which they fashioned Into scales, are susceptible to uncleanness,<span class="x" onmousemove="('comment',' All articles are rendered susceptible to uncleanness by the intention to use them for some purpose. Here the intention of the children is clearly seen from their act of hollowing out the nuts.');"><sup>11</sup></span> because the law recogn<span class="x" onmousemove="('comment',' The knife in its flight cut the throat in a forward motion, it then struck the wall, and in its rebound cut the throat again, now in a backward motion.');"><sup>7</sup></span> zes the act [of a minor as sufficient evidence of his intention]