VÍDEOS QUE VALE A PENA VER.

 Sobre educação

http://www.youtube.com/watch?v=M9oUKYXpBs4&feature=fvwrel

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

http://www.youtube.com/watch?v=73PaiiG1SKk  shakespere

Sobre geometria   analítica

http://www.youtube.com/watch?v=Oq3V78zpmDM&feature=related

http://www.youtube.com/watch?v=QY1Wi89vZlw&feature=relmfu

http://www.youtube.com/watch?v=g37f0vXKSls&feature=relmfu

http://www.youtube.com/watch?v=Fa_H8iBYRb8&feature=relmfu

Sobre trigonometria

http://www.youtube.com/watch?v=8e0Q6dS_5lQ