Modern Algebra (Math 3124) (.pdf)   Notes for a (roughly) one-semester undergraduate class in algebra.
Algebraic Geometry (5344 and 6324) (.pdf)  
Notes for a one-year introductory class in Algebraic Geometry. Inspired from a
book by D. Perrin
and Gathmann's notes on the same subject.
Equivariant methods in Schubert Calculus (Math 5114) (.pdf)  
Notes for a one semester topics class on equivariant cohomology, mostly about Grassmannians.