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Explore the properties of isometric drawings.
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.
Examine these estimates. Do they sound about right?
Make your own pinhole camera for safe observation of the sun, and find out how it works.
How much energy has gone into warming the planet?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Invent a scoring system for a 'guess the weight' competition.
Work out the numerical values for these physical quantities.
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
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?
Where should runners start the 200m race so that they have all run the same distance by the finish?
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 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. . . .
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Is it really greener to go on the bus, or to buy local?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Explore the properties of perspective drawing.
Can you work out what this procedure is doing?
Formulate and investigate a simple mathematical model for the design of a table mat.
Which dilutions can you make using only 10ml pipettes?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
When a habitat changes, what happens to the food chain?
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
When you change the units, do the numbers get bigger or smaller?
How would you go about estimating populations of dolphins?
These Olympic quantities have been jumbled up! Can you put them back together again?
Which units would you choose best to fit these situations?
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?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Explore the relationship between resistance and temperature
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Can you deduce which Olympic athletics events are represented by the graphs?
Are these estimates of physical quantities accurate?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
What shape would fit your pens and pencils best? How can you make it?
How efficiently can you pack together disks?
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.
Have you ever wondered what it would be like to race against Usain Bolt?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
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.
This problem explores the biology behind Rudolph's glowing red nose.
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?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?