Resources
Least Squares Regression
This interactive simulation gives the opportunity for students to explore Least-Squares Regression. There are a number of different options available from the drop-down menu or students can plot their own points. Students then use the sliders to add their own line of best fit, residual lines and squared residuals...
This item is one of over 25,000 physical resources available from the Resources Collection. The Archive Collection covers over 50 years of curriculum development in the STEM subjects. The Contemporary Collection includes all the latest publications from UK educational publishers.
Lecture Experiments in Chemistry
Published in 1947, the aim of this book was to place 'experiments against a background of teaching motives and methods ... [and thus] ...outline a rational way of teaching chemistry'.
This book is a third edition of a...
LED brooch with magnetic switch
This resource describes how to make a brooch which uses a magnetic switch to holds it in place on the garment to turn on the LED. The magnetic switch is stitched into one side of the circuit. When the magnet is attached to the switch this joins the circuit making the LED switch on. When the magnet is taken away...
LED Lighting: a Bright Future
A Catalyst article about light emitting diodes and how they are more energy efficient than existing light bulbs which waste most of the energy they receive. The article explains how LEDs work and how they can be applied in traffic lights. Creating white light from LEDs is difficult and the article looks at possible...
LEDs - Lighting Up a Brighter Future
A Catalyst article about devising better, more energy-efficient lighting. In particular the article focuses on LEDs. Like food, water, clothing and shelter, light is essential to daily life and is needed by most people for most of their waking hours. The article explains how LEDs work and how they are made.
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LEDs and the EM spectrum
This activity sheet uses a healthcare-related context and company called Polyphotonix to explore the electromagnetic spectrum.
Leeches, Earthquakes and Weird Sea-life
A podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC). In this recording, Richard Hollingham talks to expert seismologist Brian Baptie from the British Geological Survey, who uses musical software to find out if earthquakes are getting more frequent.
Another...
This item is one of over 25,000 physical resources available from the Resources Collection. The Archive Collection covers over 50 years of curriculum development in the STEM subjects. The Contemporary Collection includes all the latest publications from UK educational publishers.
This item is one of over 25,000 physical resources available from the Resources Collection. The Archive Collection covers over 50 years of curriculum development in the STEM subjects. The Contemporary Collection includes all the latest publications from UK educational publishers.