Illustrating the angles subtended at the eye by one lamp and the image of the other as seen in the mirror.
The popular science shows that strip science down to its bare essentials.
<p>Student Books and Teacher Guides provide a clear route through this new specification.</p>
<p>The Student Books and Teacher Guides provide a clear route through this new specification.</p>
<p>Everything your students need to perform their required practical activities in one place.</p>
<p>Level-specific practice to help students prepare for their exams.</p>
Copper is a vital metal in making wind power possible because of its unique electrical, chemical and physical properties.
Consider the principles and applications of the electric motor and the role of copper in practical motors.
A simple practical activity that uses various methods to help students understand the idea of the expanding universe.
The Gaia space telescope will make the largest, three-dimensional map of our Galaxy by surveying more than a thousand million stars.
Classroom activities and resources for students aged 11-19 years with film clips, online games and quizzes.