The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
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. . . .
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Which dilutions can you make using only 10ml pipettes?
How would you go about estimating populations of dolphins?
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
Can you sketch graphs to show how the height of water changes in
different containers as they are filled?
Have you ever wondered what it would be like to race against Usain Bolt?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Which units would you choose best to fit these situations?
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?
Can you work out which drink has the stronger flavour?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
These Olympic quantities have been jumbled up! Can you put them back together again?
Are these estimates of physical quantities accurate?
When you change the units, do the numbers get bigger or smaller?
Analyse these beautiful biological images and attempt to rank them in size order.
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Get some practice using big and small numbers in chemistry.
Explore the relationship between resistance and temperature
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Examine these estimates. Do they sound about right?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
How much energy has gone into warming the planet?
Work out the numerical values for these physical quantities.
When a habitat changes, what happens to the food chain?
Invent a scoring system for a 'guess the weight' competition.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Explore the properties of isometric drawings.
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Can you deduce which Olympic athletics events are represented by the graphs?
What shape would fit your pens and pencils best? How can you make it?
Can you work out what this procedure is doing?
Simple models which help us to investigate how epidemics grow and die out.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
A problem about genetics and the transmission of disease.
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
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?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Is it really greener to go on the bus, or to buy local?
Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
This problem explores the biology behind Rudolph's glowing red nose.
Imagine different shaped vessels being filled. Can you work out
what the graphs of the water level should look like?
Does weight confer an advantage to shot putters?
How efficiently can you pack together disks?