PsySci Week 1 €1.00 LOGIC week 1 only PsySci Week 5 €1.00 ARGUMENTATION FALLACIES, VAGUENESS, AND CREDIBILITY week 5 only PsySci Week 2 €1.00 LOGICAL POSITIVISM AND POPPER week 2 only PscSci Week 6 €1.00 PSYCHOLOGY AS A SCIENCE week 6 only PsySci Week 3 €1.00 SCIENCE IN PRACTICE: KUHN, FAYERABEND, AND LAKATOS Week 3 only PsySci Week 4 €1.00 RHETORIC & BIASES week 4 only