**pre-reqs:** *none* I know who you are. I have seen you before and talked to you before. You are taking introductory physics and you are scared. Why does this have to be so difficult? It seems like ...

A worksheet on basic algebra: using algebra notation, collecting like terms, expanding brackets and using index notation. Solutions are included. A bundle is a package of resources grouped together to ...

New research from the University of Notre Dame suggests that even though adults tend to think in more advanced ways than children do, those advanced ways of thinking don’t always override old, ...

A worksheet on basic algebra: using algebra notation, collecting like terms, expanding brackets and using index notation. Solutions are included. A bundle is a package of resources grouped together to ...

Algebraic geometry deals with algebraic manifolds in projective spaces. In particular, algebraic geometry is concerned with invariants of curves and surfaces under projective and birational ...