My friend Francesco Mancini alerted me to these simple but elegant concept. So, I tried it with my class today and it was a great success. The students were too young to go into any geometry, but really enjoyed putting it together.
My friend Francesco Mancini alerted me to these simple but elegant concept. So, I tried it with my class today and it was a great success. The students were too young to go into any geometry, but really enjoyed putting it together.