problem The Derren Brown coin flipping scam Age 16 to 18 Challenge level Calculate probabilities associated with the Derren Brown coin scam in which he flipped 10 heads in a row.
problem Dicey Dice Age 16 to 18 Challenge level Invent a set of three dice where each one is better than one of the others?
problem Tying the Rope Age 14 to 16 Challenge level What is the probability that two pieces of rope are tied together, when Pat ties two loose ends together?
problem Perfect Eclipse Age 14 to 16 Challenge level Use trigonometry to determine whether solar eclipses on earth can be perfect.
problem Is your DNA unique? Age 16 to 18 Challenge level Use combinatoric probabilities to work out the probability that you are genetically unique!
problem X-Dice Age 16 to 18 Challenge level Explore these X-dice with numbers other than 1 to 6 on their faces. Which one is best?
problem Molecular sequencer Age 14 to 18 Challenge level Investigate the molecular masses in this sequence of molecules and deduce which molecule has been analysed in the mass spectrometer.
problem Heavy hydrocarbons Age 14 to 18 Challenge level Explore the distribution of molecular masses for various hydrocarbons
problem Succession in Randomia Age 16 to 18 Challenge level By tossing a coin one of three princes is chosen to be the next King of Randomia. Does each prince have an equal chance of taking the throne?
problem The wrong stats Age 16 to 18 Challenge level Why MUST these statistical statements probably be at least a little bit wrong?