Make your own pinhole camera for safe observation of the sun, and find out how it works.
When a habitat changes, what happens to the food chain?
Explore the properties of isometric drawings.
Examine these estimates. Do they sound about right?
Can you deduce which Olympic athletics events are represented by the graphs?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Can you sketch graphs to show how the height of water changes in different containers as they are filled?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
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 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?
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?
Have you ever wondered what it would be like to race against Usain Bolt?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Work out the numerical values for these physical quantities.
Is it really greener to go on the bus, or to buy local?
Get some practice using big and small numbers in chemistry.
Which dilutions can you make using only 10ml pipettes?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
How much energy has gone into warming the planet?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Use trigonometry to determine whether solar eclipses on earth can be perfect.
These Olympic quantities have been jumbled up! Can you put them back together again?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
When you change the units, do the numbers get bigger or smaller?
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 units would you choose best to fit these situations?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Formulate and investigate a simple mathematical model for the design of a table mat.
Analyse these beautiful biological images and attempt to rank them in size order.
Can you work out what this procedure is doing?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Are these estimates of physical quantities accurate?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
How would you design the tiering of seats in a stadium so that all spectators have a good view?
What shape would fit your pens and pencils best? How can you make it?
Explore the properties of perspective drawing.
Invent a scoring system for a 'guess the weight' competition.
Which countries have the most naturally athletic populations?
How would you go about estimating populations of dolphins?
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
Explore the relationship between resistance and temperature
This problem explores the biology behind Rudolph's glowing red nose.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Does weight confer an advantage to shot putters?
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?
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?