resources

1. [] 2. Full-colour worksheets and teaching notes for a chemistry / Biology - [|http://www.creative-chemistry.org.uk/activities/urine.htm#Technician] 3.

Links for IB and IGCSE Chemistry:

 * 1) [|chemit]
 * 2) [|Interactive periodic table]
 * 3) [|Practical chemistry]
 * 4) [|Chemistry work sheets]