磁動海獅推球
當小海獅小球推前的時候，小球永遠避開小海獅並且不斷轉動；這是一套既簡單又有趣的磁力實驗顯示玩具。
Item no : JHL 649
磁動海獅推球
當小海獅小球推前的時候，小球永遠避開小海獅並且不斷轉動；這是一套既簡單又有趣的磁力實驗顯示玩具。
Item no : JHL 649
MAGNETIC
Seal & Ball
It consists of a plastic seal and a colorful plastic ball. If the ball is placed
on a table and the seal is brought near it, the ball begins to spin and leaves
the seal gradually. If the seal continues to follow the ball, the ball will
spin non-stop.
Item no : JHL 649
@@@ KELAB 嘉里達科儀教具 www.KELABHK.com @@@