Work with numbers big and small to estimate and calulate various quantities in biological contexts.
How would you go about estimating populations of dolphins?
Are these estimates of physical quantities accurate?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Get some practice using big and small numbers in chemistry.
How much energy has gone into warming the planet?
Work out the numerical values for these physical quantities.
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.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Examine these estimates. Do they sound about right?
Analyse these beautiful biological images and attempt to rank them in size order.
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.
Which dilutions can you make using only 10ml pipettes?
Explore the relationship between resistance and temperature
When a habitat changes, what happens to the food chain?
When you change the units, do the numbers get bigger or smaller?
Which units would you choose best to fit these situations?
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. . . .
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
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?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Explore the properties of isometric drawings.
This problem explores the biology behind Rudolph's glowing red nose.
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
A problem about genetics and the transmission of disease.
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Can you work out what this procedure is doing?
Can you work out which drink has the stronger flavour?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Simple models which help us to investigate how epidemics grow and die out.
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?
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?
Explore the properties of perspective drawing.
Formulate and investigate a simple mathematical model for the design of a table mat.
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
Can you work out which processes are represented by the graphs?
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Can you deduce which Olympic athletics events are represented by the graphs?
These Olympic quantities have been jumbled up! Can you put them back together again?
How efficiently can you pack together disks?
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?
Can you draw the height-time chart as this complicated vessel fills with water?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Starting with two basic vector steps, which destinations can you reach on a vector walk?