Are these estimates of physical quantities accurate?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Analyse these beautiful biological images and attempt to rank them in size order.
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Examine these estimates. Do they sound about right?
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?
Can you visualise whether these nets fold up into 3D shapes? Watch the videos each time to see if you were correct.
How much energy has gone into warming the planet?
Work out the numerical values for these physical quantities.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Which dilutions can you make using only 10ml pipettes?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
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 what this procedure is doing?
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?
Get some practice using big and small numbers in chemistry.
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
Can you sketch graphs to show how the height of water changes in
different containers as they are filled?
How would you go about estimating populations of dolphins?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
How efficiently can you pack together disks?
When you change the units, do the numbers get bigger or smaller?
Which units would you choose best to fit these situations?
Can you deduce which Olympic athletics events are represented by the graphs?
Explore the relationship between resistance and temperature
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
This problem explores the biology behind Rudolph's glowing red
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
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.
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.
How would you design the tiering of seats in a stadium so that all spectators have a good view?
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 drink has the stronger flavour?
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. . . .
Can Jo make a gym bag for her trainers from the piece of fabric she has?
Where should runners start the 200m race so that they have all run the same distance by the finish?
When a habitat changes, what happens to the food chain?
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?
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?
Explore the properties of perspective drawing.
Explore the properties of isometric drawings.
These Olympic quantities have been jumbled up! Can you put them back together again?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
Is it really greener to go on the bus, or to buy local?
Use trigonometry to determine whether solar eclipses on earth can be perfect.