Is it really greener to go on the bus, or to buy local?
How efficiently can you pack together disks?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
Starting with two basic vector steps, which destinations can you reach on a vector walk?
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Examine these estimates. Do they sound about right?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Have you ever wondered what it would be like to race against Usain Bolt?
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?
Can you work out what this procedure is doing?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
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?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
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.
What shape would fit your pens and pencils best? How can you make it?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
The design technology curriculum requires students to be able to represent 3-dimensional objects on paper. This article introduces some of the mathematical ideas which underlie such methods.
Get some practice using big and small numbers in chemistry.
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Work out the numerical values for these physical quantities.
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 with numbers big and small to estimate and calulate various quantities in biological contexts.
Are these estimates of physical quantities accurate?
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.
Which units would you choose best to fit these situations?
Can you visualise whether these nets fold up into 3D shapes? Watch the videos each time to see if you were correct.
How would you go about estimating populations of dolphins?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Invent a scoring system for a 'guess the weight' competition.
Does weight confer an advantage to shot putters?
When a habitat changes, what happens to the food chain?
Explore the properties of perspective drawing.
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 much energy has gone into warming the planet?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?