Work out the numerical values for these physical quantities.
How much energy has gone into warming the planet?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Get some practice using big and small numbers in chemistry.
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Make your own pinhole camera for safe observation of the sun, and find out how it works.
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?
Can you work out what this procedure is doing?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Which units would you choose best to fit these situations?
Examine these estimates. Do they sound about right?
When you change the units, do the numbers get bigger or smaller?
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?
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.
Starting with two basic vector steps, which destinations can you reach on a vector walk?
Explore the relationship between resistance and temperature
Formulate and investigate a simple mathematical model for the design of a table mat.
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?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Are these estimates of physical quantities accurate?
Is it really greener to go on the bus, or to buy local?
Which dilutions can you make using only 10ml pipettes?
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?
How would you go about estimating populations of dolphins?
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. . . .
When a habitat changes, what happens to the food chain?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Can you work out which drink has the stronger flavour?
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?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Analyse these beautiful biological images and attempt to rank them in size order.
Explore the properties of isometric drawings.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
Simple models which help us to investigate how epidemics grow and die out.
How would you design the tiering of seats in a stadium so that all spectators have a good view?
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. . . .
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
What shape would fit your pens and pencils best? How can you make it?
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 with water?