Starting with two basic vector steps, which destinations can you reach on a vector walk?
Explore how matrices can fix vectors and vector directions.
Can you make matrices which will fix one lucky vector and crush another to zero?
Explore the meaning of the scalar and vector cross products and see how the two are related.
Explore the meaning behind the algebra and geometry of matrices with these 10 individual problems.
Go on a vector walk and determine which points on the walk are closest to the origin.
Find the distance of the shortest air route at an altitude of 6000 metres between London and Cape Town given the latitudes and longitudes. A simple application of scalar products of vectors.
Explore the shape of a square after it is transformed by the action of a matrix.
Explore the properties of matrix transformations with these 10 stimulating questions.
See how enormously large quantities can cancel out to give a good approximation to the factorial function.
Which pdfs match the curves?
How do you choose your planting levels to minimise the total loss at harvest time?
Which of these infinitely deep vessels will eventually full up?
What functions can you make using the function machines RECIPROCAL and PRODUCT and the operator machines DIFF and INT?
Can you find the volumes of the mathematical vessels?
Can you draw the height-time chart as this complicated vessel fills with water?
Use vectors and matrices to explore the symmetries of crystals.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Can you match these equations to these graphs?
How efficiently can you pack together disks?
How would you design the tiering of seats in a stadium so that all spectators have a good view?
In this short problem, try to find the location of the roots of some unusual functions by finding where they change sign.
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.
Who will be the first investor to pay off their debt?
If a is the radius of the axle, b the radius of each ball-bearing, and c the radius of the hub, why does the number of ball bearings n determine the ratio c/a? Find a formula for c/a in terms of n.
Use simple trigonometry to calculate the distance along the flight path from London to Sydney.
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
Shows that Pythagoras for Spherical Triangles reduces to Pythagoras's Theorem in the plane when the triangles are small relative to the radius of the sphere.
Each week a company produces X units and sells p per cent of its stock. How should the company plan its warehouse space?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Can you sketch these difficult curves, which have uses in mathematical modelling?
Explore the properties of perspective drawing.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Which dilutions can you make using only 10ml pipettes?
Looking at small values of functions. Motivating the existence of the Taylor expansion.
Simple models which help us to investigate how epidemics grow and die out.
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.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Invent scenarios which would give rise to these probability density functions.
This is our collection of tasks on the mathematical theme of 'Population Dynamics' for advanced students and those interested in mathematical modelling.
A problem about genetics and the transmission of disease.
The design technology curriculum requires students to be able to represent 3-dimensional objects on paper. This article introduces some of the mathematical ideas which underlie such methods.
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
Get some practice using big and small numbers in chemistry.
Can you work out what this procedure is doing?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Can you work out which processes are represented by the graphs?