Where should runners start the 200m race so that they have all run the same distance by the finish?
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.
Formulate and investigate a simple mathematical model for the design of a table mat.
Can you work out what this procedure is doing?
Is it really greener to go on the bus, or to buy local?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
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?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
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.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Work out the numerical values for these physical quantities.
How much energy has gone into warming the planet?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Explore the properties of isometric drawings.
These Olympic quantities have been jumbled up! Can you put them back together again?
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. . . .
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
How efficiently can you pack together disks?
Can you work out which drink has the stronger flavour?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
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.
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Which dilutions can you make using only 10ml pipettes?
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?
What shape would fit your pens and pencils best? How can you make it?
Have you ever wondered what it would be like to race against Usain Bolt?
Can Jo make a gym bag for her trainers from the piece of fabric she has?
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?
Explore the relationship between resistance and temperature
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.
Can you deduce which Olympic athletics events are represented by the graphs?
Are these estimates of physical quantities accurate?
When you change the units, do the numbers get bigger or smaller?
Which units would you choose best to fit these situations?
How would you go about estimating populations of dolphins?
Does weight confer an advantage to shot putters?
Starting with two basic vector steps, which destinations can you reach on a vector walk?
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?