IMPOSSIBLE SQUARINGS? September 98

(A) The insolent square of the fig. a) below is composed by 4 identical geometric shapes, these ones form also a perfect disc when shifted. Can you guess what these shapes are exactly ?
(B) Is it possible to transform a cube (made in pvc foam) into a sphere (and inversely) with only a few manipulations? Yes, it is... prove it!

INGENIOUS METAMORPHOSES puzzle of the month
1996-1998, Sarcone & Waeber, Lausanne

Here is the first solution (fig.a)
solution 1
1996-1998, Sarcone & Waeber, Lausanne

...and here the second one (fig.b)! solution 2
1996-1998, Sarcone & Waeber, Lausanne


96-99, Sarcone & Waeber, Lausanne. All rights reserved. No part of this electronic publication may be reproduced without the prior permission of the webmaster.
Tous droits de reproduction, d'adaptation et de représentation réservés pour tous les pays.
Tutti i diritti sono riservati a norma di legge e delle convenzioni internazionali.

arrow back Back to Puzzle-of-the-Month page | Home arrow home
giflet 2 Puzzle archive
giflet Recommend this page