Have you ever wondered what it would be like to race against Usain Bolt?
How would you go about estimating populations of dolphins?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
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. . . .
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
How much energy has gone into warming the planet?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
Use your skill and knowledge to place various scientific lengths in order of size. Can you judge the length of objects with sizes ranging from 1 Angstrom to 1 million km with no wrong attempts?
Are these estimates of physical quantities accurate?
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?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
How would you design the tiering of seats in a stadium so that all spectators have a good view?
These Olympic quantities have been jumbled up! Can you put them back together again?
Does weight confer an advantage to shot putters?
Can you deduce which Olympic athletics events are represented by the graphs?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
A problem about genetics and the transmission of disease.
Get some practice using big and small numbers in chemistry.
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Which dilutions can you make using only 10ml pipettes?
Examine these estimates. Do they sound about right?
Which countries have the most naturally athletic populations?
When you change the units, do the numbers get bigger or smaller?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Can you work out which drink has the stronger flavour?
Analyse these beautiful biological images and attempt to rank them in size order.
Explore the relationship between resistance and temperature
This problem explores the biology behind Rudolph's glowing red nose.
Explore the properties of isometric drawings.
Which units would you choose best to fit these situations?
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?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
When a habitat changes, what happens to the food chain?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
What shape would fit your pens and pencils best? How can you make it?
Simple models which help us to investigate how epidemics grow and die out.
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.
Explore the properties of perspective drawing.
Where should runners start the 200m race so that they have all run the same distance by the finish?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Can you draw the height-time chart as this complicated vessel fills