Are these estimates of physical quantities accurate?
How would you go about estimating populations of dolphins?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
When a habitat changes, what happens to the food chain?
Examine these estimates. Do they sound about right?
This problem explores the biology behind Rudolph's glowing red nose.
Explore the properties of perspective drawing.
Starting with two basic vector steps, which destinations can you reach on a vector walk?
Analyse these beautiful biological images and attempt to rank them in size order.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
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?
Work out the numerical values for these physical quantities.
How much energy has gone into warming the planet?
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?
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...
A problem about genetics and the transmission of disease.
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Explore the relationship between resistance and temperature
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?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
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?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Formulate and investigate a simple mathematical model for the design of a table mat.
Which units would you choose best to fit these situations?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Various solids are lowered into a beaker of water. How does the water level rise in each case?
Which dilutions can you make using only 10ml pipettes?
Can you draw the height-time chart as this complicated vessel fills with water?
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
Explore the properties of isometric drawings.
How efficiently can you pack together disks?
Simple models which help us to investigate how epidemics grow and die out.
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.
Can you work out which processes are represented by the graphs?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Can you work out what this procedure is doing?
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 deduce which Olympic athletics events are represented by the graphs?
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
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?
Is it really greener to go on the bus, or to buy local?
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?