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Selasa, 01 November 2011

History and Philosophical Foundation Realistic Mathematics

Realistic mathematics education or Realistic Mathematics Education (RME) began to flourish because of a desire to review the mathematics education in the Netherlands who felt less meaningful for learners. The movement was originally initiated by Wijdeveld and Goffre (1968) through the project Wiskobas. Furthermore RME existing form until now largely determined by the views of Freudenthal (1977) about mathematics. According to his view of mathematics should be attributed to the fact, close to the child's experience and relevant to the community, with the goal of becoming a part of human values. Besides looking at mathematics as a subject to be transferred, Freudenthal stressed the idea of ​​mathematics as a human activity. Mathematics lessons should provide opportunities for learners to "guided" and "reinvent" mathematics by doing so. Meaning in mathematics education with the primary goal of mathematics as an activity and not a closed system. So the focus should be on the activity of learning mathematics bermatematika or "matematisasi" (Freudental, 1968).

FIVE TIPS FOR MATH EDUCATION



Many people think that studying subjects such as mathematics and sciences can be tricky. It is not as convenient as other subjects could be. Not everyone is comfortable with the concepts and inner learning of scientific and mathematical theories and need greater skill and hard work to get the bets results. In fact, mathematical and scientific concepts are rather easy to learn and convenient to get through. All you need to learn the basic understanding of these concepts and strategies so as to extend your potential provides excuses and limits our possibilities. In this article, we’ll talk about top five concepts about math education:

Sabtu, 29 Januari 2011

CARA CEPAT MENURUNKAN BERAT BADAN






Jika lingkar pinggang Anda sudah melewati 80 cm, maka Anda harus segera menjalani diet dengan pola makan sehat untuk mengecilkannya.

Sebab penumpukan lemak di perut dapat meningkatkan risiko penyakit diabetes dan jantung hingga empat kali lipat.
Penurunan berat badan yang sehat menurut WHO adalah 1 sampai 1,5 kg per minggu.

Dengan pengurangan asupan makanan sebanyak 500 kalori perhari.
Pasalnya, penurunan bobot tubuh dengan cara menurunkan asupan kalori dengan komposisi nutrisi tetap seimbang, akan menghasilkan efek penurunan yang lebih stabil.

Berikut saya berikan cara alami menurunkan berat badan adalah :

Profesor Anthony Barnett dari University of Birmingham, Inggris menyarankan untuk memperbanyak konsumsi buah dan sayur. Karena terbukti dapat menurunkan berat badan. Konsumsi makanan dengan protein tinggi dan tinggi serat berbasis wholegrains juga sangat disarankan.
Bila Anda sudah mengatur pola makan dengan bijaksana. Melakukan olahraga secara rutin. Berolahraga setiap hari dapat membantu usaha pengurangan bobot tubuh lebih mudah. Otot tubuh juga menjadi lebih kencang.

Lakukan olahraga seminggu minimal tiga kali. Apabila tubuh Anda belum menyesuaikan, lakukanlah secara bertahap. Pertama, lakukanlah selama 30 menit. Bila tubuh sudah menyesuaikan, tambahkan waktu olah tubuh menjadi 60 menit. Olahraga seperti lari, renang, aerobik, dan bersepeda sangat ampuh untuk membakar lemak tubuh. Sehingga bobot tubuh akan lebih cepat turun dibandingkan bila Anda tidak berolahraga.

Tak hanya itu saja, jika Anda berolahraga setiap hari. Artinya Anda telah memperbaiki resistensi insulin yang akan membantu penurunan kadar lemak.

Tidak hanya cukup dengan diet dan olahraga rutin. Ternyata, cukup tidaknya waktu tidur juga harus diperhatikan.

“Kurang tidur dapat memengaruhi keseimbangan hormon leptin dan ghrelin yang memacu nafsu makan,” jelas Dr Patrick Strollo, Direktur Sleep Medicine Center University of Pittsburgh, Amerika Serikat.

Semoga tulisan cara menurunkan berat badan secara alami di atas dapat bermanfaat, dan jangan lupa komentarnya ya.