Which countries have the most naturally athletic populations?
Can you deduce which Olympic athletics events are represented by the graphs?
Invent a scoring system for a 'guess the weight' competition.
Simple models which help us to investigate how epidemics grow and die out.
Use your skill and judgement to match the sets of random data.
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. . . .
Does weight confer an advantage to shot putters?
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Which units would you choose best to fit these situations?
When you change the units, do the numbers get bigger or smaller?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Examine these estimates. Do they sound about right?
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?
A problem about genetics and the transmission of disease.
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?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Get some practice using big and small numbers in chemistry.
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?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
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?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Have you ever wondered what it would be like to race against Usain Bolt?
How much energy has gone into warming the planet?
Are these estimates of physical quantities accurate?
Explore the relationship between resistance and temperature
Analyse these beautiful biological images and attempt to rank them in size order.
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 there a temperature at which Celsius and Fahrenheit readings are the same?
These Olympic quantities have been jumbled up! Can you put them back together again?
Work out the numerical values for these physical quantities.
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
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?
How would you go about estimating populations of dolphins?
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?
When a habitat changes, what happens to the food chain?
What shape would fit your pens and pencils best? How can you make it?
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.
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.
How would you design the tiering of seats in a stadium so that all spectators have a good view?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
Explore the properties of perspective drawing.
Use trigonometry to determine whether solar eclipses on earth can be perfect.