Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
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.
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Get some practice using big and small numbers in chemistry.
How would you go about estimating populations of dolphins?
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Use the computer to model an epidemic. Try out public health policies to control the spread of the epidemic, to minimise the number of sick days and deaths.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Explore the relationship between resistance and temperature
How much energy has gone into warming the planet?
Which dilutions can you make using only 10ml pipettes?
Explore the properties of perspective drawing.
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.
Formulate and investigate a simple mathematical model for the design of a table mat.
Which units would you choose best to fit these situations?
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?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Starting with two basic vector steps, which destinations can you reach on a vector walk?
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?
Can you work out which processes are represented by the graphs?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Can you work out what this procedure is doing?
A problem about genetics and the transmission of disease.
Is it really greener to go on the bus, or to buy local?
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
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?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
This problem explores the biology behind Rudolph's glowing red nose.
Analyse these beautiful biological images and attempt to rank them in size order.
Does weight confer an advantage to shot putters?
How efficiently can you pack together disks?
Work out the numerical values for these physical quantities.
Can you draw the height-time chart as this complicated vessel fills
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Various solids are lowered into a beaker of water. How does the
water level rise in each case?
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 which drink has the stronger flavour?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
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?
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.