Mixing+and+changing+materials


 * Solids, liquids and gases:**
 * Gases - http://www.bbc.co.uk/schools/scienceclips/ages/9_10/gases.shtml
 * Properties of solids, liquids and gases - http://www.lgfl.net/dbmaterial/web/learning%20objects/ls/Year%206%20%20Science%20the%20differences%20between%20solids%20liquids%20and%20gases/dragNdrop/?backto&verb


 * Changing state:**
 * Heat and cool solids and liquids - http://www.bbc.co.uk/schools/scienceclips/ages/8_9/solid_liquids.shtml
 * Changing state - http://www.crickweb.co.uk/assets/resources/flash.php?&file=changingstate


 * Thermal insulators:**
 * Experiment - http://www.bbc.co.uk/schools/scienceclips/ages/8_9/keeping_warm.shtml


 * Dissolving and separating:**
 * Reversible and irreversible changes - http://www.bbc.co.uk/schools/scienceclips/ages/10_11/rev_irrev_changes.shtml