Internships – even if unpaid – are becoming strategic stepping stones for secondary school students who already know the careers they want. SINGAPORE: While many teenagers spent their March school holidays catching up with friends, Secondary 4 student Aloysius Lim had a different plan. Instead of hitting the badminton courts with his friends, the 16-year-old was busy interning – his first experience in the working world. The Temasek Secondary School student, an ex-student council president and