Which dilutions can you make using only 10ml pipettes?
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?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
When you change the units, do the numbers get bigger or smaller?
Can you work out which drink has the stronger flavour?
Which units would you choose best to fit these situations?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
Examine these estimates. Do they sound about right?
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.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
How would you go about estimating populations of dolphins?
How much energy has gone into warming the planet?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Are these estimates of physical quantities accurate?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
When a habitat changes, what happens to the food chain?
Work out the numerical values for these physical quantities.
Analyse these beautiful biological images and attempt to rank them in size order.
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?
Can you sketch graphs to show how the height of water changes in
different containers as they are filled?
Can you deduce which Olympic athletics events are represented by the graphs?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
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.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Explore the relationship between resistance and temperature
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Simple models which help us to investigate how epidemics grow and die out.
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Formulate and investigate a simple mathematical model for the design of a table mat.
A problem about genetics and the transmission of disease.
This problem explores the biology behind Rudolph's glowing red nose.
Have you ever wondered what it would be like to race against Usain Bolt?
Explore the properties of perspective drawing.
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?
Invent a scoring system for a 'guess the weight' competition.
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. . . .
These Olympic quantities have been jumbled up! Can you put them back together again?
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
Explore the properties of isometric drawings.
Learn about the link between logical arguments and electronic circuits. Investigate the logical connectives by making and testing your own circuits and fill in the blanks in truth tables to record. . . .
Can Jo make a gym bag for her trainers from the piece of fabric she has?
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Imagine different shaped vessels being filled. Can you work out
what the graphs of the water level should look like?
Investigate circuits and record your findings in this simple introduction to truth tables and logic.