Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
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?
Which dilutions can you make using only 10ml pipettes?
Can you work out which drink has the stronger flavour?
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?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Examine these estimates. Do they sound about right?
Can you sketch graphs to show how the height of water changes in
different containers as they are filled?
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.
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. . . .
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Analyse these beautiful biological images and attempt to rank them in size order.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Can you draw the height-time chart as this complicated vessel fills
Imagine different shaped vessels being filled. Can you work out
what the graphs of the water level should look like?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
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.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
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.
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Have you ever wondered what it would be like to race against Usain Bolt?
Various solids are lowered into a beaker of water. How does the
water level rise in each case?
When you change the units, do the numbers get bigger or smaller?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Work out the numerical values for these physical quantities.
Water freezes at 0°Celsius (32°Fahrenheit) and boils at 100°C (212°Fahrenheit). Is there a temperature at which Celsius and Fahrenheit readings are the same?
Where should runners start the 200m race so that they have all run the same distance by the finish?
These Olympic quantities have been jumbled up! Can you put them back together again?
Which units would you choose best to fit these situations?
How much energy has gone into warming the planet?
How efficiently can you pack together disks?
Explore the properties of perspective drawing.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
Simple models which help us to investigate how epidemics grow and die out.
Can Jo make a gym bag for her trainers from the piece of fabric she has?
What shape would fit your pens and pencils best? How can you make it?
When a habitat changes, what happens to the food chain?
Explore the properties of isometric drawings.
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
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. . . .
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Can you visualise whether these nets fold up into 3D shapes? Watch the videos each time to see if you were correct.
Use trigonometry to determine whether solar eclipses on earth can be perfect.