Why Singapore
It has the best problem-solving education in the world, according to PISA:
#1 in Science
#1 in Reading
#1 in Math
It has the best results in the math and science TIMSS international assessment:
#1 in Science
#1 in Math
It has the best method to teach math, adopted now in top schools in:
United Kingdom
Canada
Israel
United States
India
France
Chile
Colombia
The Netherlands
Australia
And many others...
It has an overall high level of education with two of its universities in the top 20 in the world, according to QS:
#11 Nanyan Technological University
#15 National University of Singapore