Differential equation, water leaking out of tank, logarithm function.
[STEP I 2011 Question 7 (Pure)]
Differential equations, volume flux, second order equation.
[STEP I 1998 Question 8 (Pure)]
Immersed body into liquid, buoyancy and drag, equilibrium.
[STEP II 1993 Question 11 (Mechanics)]
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)