Roger Duke
Associate Professor
- School of Information Technology and Electrical Engineering
- University of Queensland
- St. Lucia
- Brisbane
- Queensland
- Australia 4072

- Contact details:
- tel: (61) (7) 3365 3335
- fax: (61) (7) 3365 4999
- email: rduke@itee.uq.edu.au
Entering Into Symbols (EIS)
Follow this link to access applets for exploring school mathematics concepts developed as part of the Entering Into Symbols (EIS) project in collaboration with Alan Graham and Sue Johnston-Wilder of the Centre for Mathematics Education at the Open University, UK.
Follow this link to access a variety of other applets aimed at exploring school mathematics concepts.
Follow this link to open an applet to help solve Sudoku puzzles (but best to first read the instructions).