By Emma Näslund-Hadley Why is water wet? Why do I have brown eyes? Why do stars twinkle? A group of third-grade students at the Corazón de Jesús school outside Lima, Peru have been staying after school to grapple with questions like these. The children are part of a science tutoring project that aims to improve test scores and close learning gaps by getting struggling … [Lee más...] about Girls and science: The Peruvian experience