Main presenter			Co-presenter(s)
Name :	Nils Hahnfeld		Name:
E-mail:	nhahnfeld@hotmail.com		E-mail:
Institution or Company:	Antillles School		Name:
Department:	Math&Computer		E-mail:
City:	St Thomas		Name:
State/Province:	VI		E-mail:
Country:	USA		Name:
Type of presentation:	Lecture :  25 minutes.		E-mail:
Conference strand and number:	Derive & TI-CAS  ,    Number: D41		Schedule:   Room:	Thursday, 15h00   1752
Related website:
Title of presentation:	AP Calculus using -Calculus Made Easy- and Learning Cryptography interactively
Abstract:
2 presentations in 25 minute lecture: 1) Teaching AP Calculus using the TI-89 software "Calculus Made Easy" : some ideas, suggestions from past experience. http://www.islands.vi/~shawn/ti_89.htm 2) Introduction of the "Interactive Cryptography Tutorial" that allows learners to interactively encrypt, decrypt and break ciphers. By doing so students learn conventional and modern public key systems. http://www.antilles.k12.vi.us/math/cryptotut/home.htm