Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
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?
Imagine different shaped vessels being filled. Can you work out
what the graphs of the water level should look like?
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
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.
Can you draw the height-time chart as this complicated vessel fills
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Analyse these beautiful biological images and attempt to rank them in size order.
Examine these estimates. Do they sound about right?
How much energy has gone into warming the planet?
Formulate and investigate a simple mathematical model for the design of a table mat.
Various solids are lowered into a beaker of water. How does the
water level rise in each case?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Work out the numerical values for these physical quantities.
Get some practice using big and small numbers in chemistry.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Can you sketch graphs to show how the height of water changes in
different containers as they are filled?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Can you work out which drink has the stronger flavour?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
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?
Which units would you choose best to fit these situations?
When you change the units, do the numbers get bigger or smaller?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
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. . . .
How efficiently can you pack together disks?
Where should runners start the 200m race so that they have all run the same distance by the finish?
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.
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 you work out which processes are represented by the graphs?
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?
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
Simple models which help us to investigate how epidemics grow and die out.
When a habitat changes, what happens to the food chain?
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?
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.
Can Jo make a gym bag for her trainers from the piece of fabric she has?
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?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Explore the relationship between resistance and temperature
This problem explores the biology behind Rudolph's glowing red nose.
Are these estimates of physical quantities accurate?
How would you go about estimating populations of dolphins?