Can you think like a computer and work out what this flow diagram does?

Prove that you can make any type of logic gate using just NAND gates.

Show that even a very powerful spaceship would eventually run out of overtaking power

A look at a fluid mechanics technique called the Steady Flow Momentum Equation.

At what positions and speeds can the bomb be dropped to destroy the dam?

Can you work out which of the equations models a bouncing bomb? Will you be able to hit the target?

A series of activities to build up intuition on the mathematics of friction.

Explore the mathematics behind the famous Wheatstone Bridge circuit.

As a capacitor discharges, its charge changes continuously. Find the differential equation governing this variation.

Derive Euler's buckling formula from first principles.

This article, including exercises, gives a thorough grounding in the topic of AC/DC circuits.

A think about the physics of a motorbike riding upside down

A preview of some of the beam deflection mechanics you will look at in the first year of an engineering degree

Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.

Investigate why the Lennard-Jones potential gives a good approximate explanation for the behaviour of atoms at close ranges

Put your complex numbers and calculus to the test with this impedance calculation.

Investigate some of the issues raised by Geiger and Marsden's famous scattering experiment in which they fired alpha particles at a sheet of gold.

How does the half-life of a drug affect the build up of medication in the body over time?

Look at the units in the expression for the energy levels of the electrons in a hydrogen atom according to the Bohr model.

A look at different crystal lattice structures, and how they relate to structural properties

What is an AC voltage? How much power does an AC power source supply?

Dip your toe into the world of quantum mechanics by looking at the Schrodinger equation for hydrogen atoms

Investigate the effects of the half-lifes of the isotopes of cobalt on the mass of a mystery lump of the element.

Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991

Things are roughened up and friction is now added to the approximate simple pendulum

A ball whooshes down a slide and hits another ball which flies off the slide horizontally as a projectile. How far does it go?

The probability that a passenger books a flight and does not turn up is 0.05. For an aeroplane with 400 seats how many tickets can be sold so that only 1% of flights are over-booked?

See how the motion of the simple pendulum is not-so-simple after all.

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.

Doug has just finished the first year of his undergraduate engineering course at Cambridge University. Here he gives his perspectives on engineering.

Bricks are 20cm long and 10cm high. How high could an arch be built without mortar on a flat horizontal surface, to overhang by 1 metre? How big an overhang is it possible to make like this?

Can you work out how to produce the right amount of chemical in a temperature-dependent reaction?

Explore the relationship between resistance and temperature

Given the graph of a supply network and the maximum capacity for flow in each section find the maximum flow across the network.

Explore the possibilities for reaction rates versus concentrations with this non-linear differential equation

In this question we push the pH formula to its theoretical limits.

Each week a company produces X units and sells p per cent of its stock. How should the company plan its warehouse space?

Follow in the steps of Newton and find the path that the earth follows around the sun.

How would you design the tiering of seats in a stadium so that all spectators have a good view?

Find the equation from which to calculate the resistance of an infinite network of resistances.

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.