Investigate circuits and record your findings in this simple introduction to truth tables and logic.
Can you work out what this procedure is doing?
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.
Can Jo make a gym bag for her trainers from the piece of fabric she has?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Examine these estimates. Do they sound about right?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Work out the numerical values for these physical quantities.
How much energy has gone into warming the planet?
Get some practice using big and small numbers in chemistry.
Formulate and investigate a simple mathematical model for the design of a table mat.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
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 design the tiering of seats in a stadium so that all spectators have a good view?
Which units would you choose best to fit these situations?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
When you change the units, do the numbers get bigger or smaller?
What shape would fit your pens and pencils best? How can you make it?
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?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Where should runners start the 200m race so that they have all run the same distance by the finish?
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. . . .
A problem about genetics and the transmission of disease.
Explore the properties of isometric drawings.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
When a habitat changes, what happens to the food chain?
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?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
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.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
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?
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?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Are these estimates of physical quantities accurate?
How efficiently can you pack together disks?
Starting with two basic vector steps, which destinations can you reach on a vector walk?
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?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Can you draw the height-time chart as this complicated vessel fills with water?
Is it really greener to go on the bus, or to buy local?
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?