Work with numbers big and small to estimate and calculate various quantities in biological contexts.
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.
When you change the units, do the numbers get bigger or smaller?
Work out the numerical values for these physical quantities.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
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?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Get some practice using big and small numbers in chemistry.
Which units would you choose best to fit these situations?
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?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Formulate and investigate a simple mathematical model for the design of a table mat.
Is it really greener to go on the bus, or to buy local?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
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?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Which dilutions can you make using only 10ml pipettes?
Starting with two basic vector steps, which destinations can you reach on a vector walk?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Have you ever wondered what it would be like to race against Usain Bolt?
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?
Various solids are lowered into a beaker of water. How does the water level rise in each case?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Analyse these beautiful biological images and attempt to rank them in size order.
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?
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?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Can you work out which processes are represented by the graphs?
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
These Olympic quantities have been jumbled up! Can you put them back together again?
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.
What shape would fit your pens and pencils best? How can you make it?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
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. . . .