Mathematik

Hier kommen die Mathesachen. Hat jemand von Euch ein Video über die Zirkel und Dreiecke?

Kommentare?

Spindelkasten

http://www.youtube.com/watch?v=ojb93sGFvMU&feature=related

Numerische Stangen

http://www.youtube.com/watch?v=zwvn-92or8E&feature=related

Sandpapier-Zahlen

http://www.youtube.com/watch?v=8ZHaqQdOirQ&feature=related

Seguin Tafel I

http://www.youtube.com/watch?v=oBDM8zwFmYw&feature=more_related

Seguin Tafel II

http://www.youtube.com/watch?v=JR4QMSbHPVk&feature=related

Einführung Dezimalsystem

http://www.youtube.com/watch?v=h2-OsKoYmrs&feature=related

Goldenes Perlenmaterial

http://www.youtube.com/watch?v=SliNB-qrRa4&feature=channel

Addition Markenspiel

http://www.youtube.com/watch?v=4yqmwQ5u0qk&feature=fvw

Bankspiel

http://www.youtube.com/watch?v=ysIvxeErRp0&feature=related

Multiplikation

http://www.youtube.com/watch?v=0S87XLFZJG8&feature=related

http://www.youtube.com/watch?v=jN5zKYXCtpY&feature=related

Multiplikation am Schachbrett

http://www.youtube.com/watch?v=XqlD6P3ogJc&feature=related

Small hexagon box

http://www.youtube.com/watch?v=MEEDIBiUs6g&feature=list_related&playnext=1&list=SPD7414DB598E22138

große Hexagon-Box (?)

http://www.youtube.com/watch?v=QcBMVQkNZ58&feature=list_related&playnext=1&list=SPD7414DB598E22138

Blaue Dreiecke

http://www.youtube.com/watch?v=V30fWSNPrPo&feature=related

Geometrische Körper

http://www.youtube.com/watch?v=7zkYjj98z7c&feature=related

http://www.youtube.com/watch?v=7ty_d9CCJGo&feature=channel

Binomischer Kubus

http://www.youtube.com/watch?v=D9Bvi00xlns&feature=channel