Make your own pinhole camera for safe observation of the sun, and find out how it works.
This collection of resources takes you through the steps needed to program in Logo.
Explore the properties of oblique projection.
Explore the properties of isometric drawings.
Design and construct a prototype intercooler which will satisfy agreed quality control constraints.
Create a symmetrical fabric design based on a flower motif - and realise it in Logo.
Explore the properties of perspective drawing.
Use trigonometry to determine whether solar eclipses on earth can be perfect.
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
How would you design the tiering of seats in a stadium so that all spectators have a good view?