Artesanía y réplicas.
On June 25, 1876, Alexander Graham Bell demonstrated the prototype of its new invention, the telephone and it is this apparatus that I’m talking about today. We are not going into a controversy of who actually invented the telephone and the reasons why Antonio Meucci (who had begun the process of its patent years […]
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On this occasion we suggest you to make a toy for your kids to share your workspace, is that, even though the Three Kings just left their gifts, our daughter (as is usual in children) seems to have more fun playing with our things as with hers, and since she learned to whistle the multimeter […]
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“In any right triangle the square of the hypotenuse equals the sum of the squares of the legs.” Pythagoras of Samos There are hundreds of demonstrations of this theorem (ES Loomis, cataloged 367 different tests, other authors speak of 1000), more than any other mathematical theorem. These tests have been designed by […]
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