A problem about genetics and the transmission of disease.
Use the computer to model an epidemic. Try out public health policies to control the spread of the epidemic, to minimise the number of sick days and deaths.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Have you ever wondered what it would be like to race against Usain Bolt?
Simple models which help us to investigate how epidemics grow and die out.
Does weight confer an advantage to shot putters?
Which countries have the most naturally athletic populations?
Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Can you work out what this procedure is doing?
Where should runners start the 200m race so that they have all run the same distance by the finish?
When a habitat changes, what happens to the food chain?
How would you design the tiering of seats in a stadium so that all spectators have a good view?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Water freezes at 0°Celsius (32°Fahrenheit) and boils at 100°C (212°Fahrenheit). Is there a temperature at which Celsius and Fahrenheit readings are the same?
Can you deduce which Olympic athletics events are represented by the graphs?
These Olympic quantities have been jumbled up! Can you put them back together again?
What shape would fit your pens and pencils best? How can you make it?
Analyse these beautiful biological images and attempt to rank them in size order.
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
This problem explores the biology behind Rudolph's glowing red nose.
Learn about the link between logical arguments and electronic circuits. Investigate the logical connectives by making and testing your own circuits and fill in the blanks in truth tables to record. . . .
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Can you work out which processes are represented by the graphs?
Formulate and investigate a simple mathematical model for the design of a table mat.
In Fill Me Up we invited you to sketch graphs as vessels are filled with water. Can you work out the equations of the graphs?
How do you write a computer program that creates the illusion of stretching elastic bands between pegs of a Geoboard? The answer contains some surprising mathematics.
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
Can you visualise whether these nets fold up into 3D shapes? Watch the videos each time to see if you were correct.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Can you work out which drink has the stronger flavour?
Two trains set off at the same time from each end of a single straight railway line. A very fast bee starts off in front of the first train and flies continuously back and forth between the. . . .
Can Jo make a gym bag for her trainers from the piece of fabric she has?
Explore the relationship between resistance and temperature
Explore the properties of perspective drawing.
Which dilutions can you make using only 10ml pipettes?
Explore the properties of isometric drawings.
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
Is it cheaper to cook a meal from scratch or to buy a ready meal? What difference does the number of people you're cooking for make?
How efficiently can you pack together disks?
Get some practice using big and small numbers in chemistry.
Work out the numerical values for these physical quantities.
How much energy has gone into warming the planet?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
10 graphs of experimental data are given. Can you use a spreadsheet to find algebraic graphs which match them closely, and thus discover the formulae most likely to govern the underlying processes?
Is it really greener to go on the bus, or to buy local?
Various solids are lowered into a beaker of water. How does the water level rise in each case?