This problem explores the biology behind Rudolph's glowing red nose.
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Make your own pinhole camera for safe observation of the sun, and find out how it works.
Examine these estimates. Do they sound about right?
Work out the numerical values for these physical quantities.
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.
How much energy has gone into warming the planet?
Explore the relationship between resistance and temperature
Work with numbers big and small to estimate and calculate 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.
Can you work out which drink has the stronger flavour?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Can you work out what this procedure is doing?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
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.
When a habitat changes, what happens to the food chain?
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. . . .
Explore the properties of isometric drawings.
Which dilutions can you make using only 10ml pipettes?
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?
Is it really greener to go on the bus, or to buy local?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Which units would you choose best to fit these situations?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
How would you go about estimating populations of dolphins?
When you change the units, do the numbers get bigger or smaller?
Are these estimates of physical quantities accurate?
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.
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?
How efficiently can you pack together disks?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Have you ever wondered what it would be like to race against Usain Bolt?
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Starting with two basic vector steps, which destinations can you reach on a vector walk?
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. . . .
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
Can you visualise whether these nets fold up into 3D shapes? Watch the videos each time to see if you were correct.
These Olympic quantities have been jumbled up! Can you put them back together again?
Can you deduce which Olympic athletics events are represented by the graphs?
A problem about genetics and the transmission of disease.
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?