Tree diagram, conditional probability, C1.
[STEP II 2012 Question 12 (Probability and Statistics)]
Expectation.
[STEP II 2011 Question 12 (Probability and Statistics)]
Stepney Chess club, strategies, C1.
[STEP II 2010 Question 13 (Mechanics)]
Strategy, C1. [STEP II 2006 Question 13 (Mechanics)]
Coin toss, truth and lies, C1.
[STEP II 2005 Question 12 (Probability and Statistics)]
Mountain villages, tetrahedron, snowfall, C1.
[STEP III 1998 Question 12 (Probability and Statistics)]
Bond, assasin, tree diagram, C1.
[STEP I 1997 Question 13 (Probability and Statistics)]
Bread roll throwing duel Drones' club, probability, C1.
[STEP II 1995 Question 12 (Probability and Statistics)]
Female colleges of Cambridge, Newnham, New Hall, C1. [STEP I 1994 Question 12 (Probability and Statistics)]
Combinatorics, hockey, C1.
[STEP I 1995 Question 12 (Probability and Statistics)]
Underground Mathematics: Selected worked STEP questions
STEP Question database
University of Cambridge Mathematics Faculty: What do we look for?
University of Cambridge Mathematics Faculty: Information about STEP
University of Cambridge Admissions Office: Undergraduate course information for Mathematics
Stephen Siklos' "Advanced Problems in Mathematics" book (external link)
MEI: Worked solutions to STEP questions (external link)
OCR: Exam board information about STEP (external link)
AMSP (Advanced Maths Support programme): Support for University Admission Tests (external link)