Excel and VBA Links:

Learn how to use Macros and other advanced features of Excel.

 

OzGrid (See the Links Page in particular)

ASAP Utilities Great free add-in for Excel.

Mark's Maths and Excel Pages

Mathtools.net

The Spreadsheet Page (j-walk.com)

Julian's Macro Tips

MSDN Library

Excel Geometry Functions (Add-in for Spherical Geometry functions)

Archives of EXCEL-L@PEACH.EASE.LSOFT.COM

Creating Add-Ins (MSDN)

Excel Add-ins, Online, Download & Email training For Excel and VBA. Free Excel help.

Excel DownLoads and other stuff by Ivan F Moala

Excel FAQ by Harald Staff, Excel MVP

Excel in Finite Mathematics and Calculus

Excel Tip .com - Microsoft Excel Tips - Excel Tutorial - Excel Spreadsheet Help

Excel Tutorials and Articles from Mr Excel

Excel Personal Computer Tutor

xl-logic

Link Chart to Worksheet Range

Microsoft Excel Math & Statistics functions

MVP Web Sites (Recommended!)

And in particular:

Stephen Bullen's Excel Page

Tushar Mehta Main Page

VBA Fundamentals Tutorial

ExcelCalcs Download free XLC software which gives MS Excel the capability of displaying cell formulae as mathematical equations. Your worksheets will read like text books, they'll be easy to understand and easy to check.

 

General Sites

NCTM

Teacher Resource Exchange

Oundle School -Useful files for maths teaching (also see the maths web links page)

A Catalog of Mathematics Resources (University of Wisconsin)

 

Link Exchange Sites

Excel Business Tools - Purpose built Excel templates for financial analysis and business decision-making.

KwMap.com - browse Keyword Map of the Internet

Math Resources - math related news, books and web resources.
L3xicon.com - a web thesaurus and lexicon.