<p>This PPT is a brief introuduction to Cams and followers and identifies some everyday uses.<br /> The year 10 is a simplified version to suit KS3 pupils.<br /> 5 Cams includes calculating distance moved to suit GCSE level pupils<br /> GCSE practise question homework included.</p>

<p>This PPT discusses the 3 different classes of levers, identifing everyday uses for each class.<br /> The Year 10 version is simplifiedto better suit KS3 pupils.<br /> 1 Mechanisms and 2 Levers should be used together and have slightly more information to cover GCSE level.<br /> Included is a simple Homework to check learning.</p>

<p>This PPT identifies the key differences between ferrous and non-ferrous metals for KS3 pupils.<br /> It briefly identifies some metals in each group.<br /> Version 2 leads on to a design a key tab project and looks at Aluminium in more detail.</p>

<p>This PPT is a simple introduction to the differences between thermoplastics and thermosetting plastics for KS3 pupils.<br /> It briefly identifies some plastics in each group.</p>

<p>This PPT is a simple introduction to woods for KS3 pupils, looking at the differences between Hardwoods, Softwoods and Manufactured boards.<br /> It briefly identifies some woods belonging to each group.</p>