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Paper

Introduction

Course features and rationale

  Topics covered

  Scenario

  Video explanations

  Tutors

  Virtual labs (V-Labs)

Assessment efforts

Reflections on technology

Improvements

Closing comments

Acknowledgements

References

Downloadable PDF version

Examples

The Mole

Limiting Reagents

Empirical Formula tutor

Virtual Lab density activity

Course

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Creation of an online stoichiometry course that melds scenario based leaning with virtual labs and problem-solving tutors

Closing comments

We hope the above gives some insight into the motivations for this online course and the rationales for its various features. We welcome your comments and look forward to the conference discussion.

Acknowledgements

We gratefully acknowledge support for this work from the National Science Foundation and the William and Flora Hewlett Foundation.

References

[1] Razzaq, L., M. Feng, G. Nuzzo-Jones, N.T. Heffernan, K.R. Koedinger, B. Junker, S. Ritter, A. Knight, C. Aniszczyk, S. Choksey, T. Livak, E. Mercado, T.E. Turner, R. Upalekar, J.A. Walonoski, M.A. Macasek, and K.P. Rasmussen, “The Assistment Project: Blending Assessment and Assisting.” In C.K. Looi, G. McCalla, B. Bredeweg, and J. Breuker (Eds.), Proceedings of the 12th International Conference on Artificial Intelligence In Education, 555-562. Amsterdam: ISO Press (2005).

[2] Evans, Karen L., Michael Karabinos, Gaea Leinhardt, and David Yaron, "Chemistry in the field and chemistry in the classroom: A cognitive disconnect?." Journal of Chemical Education, 83(4) (April, 2006).

[3] VanLehn, personal communication (2006). See also: C.P. Rosι, D. Litman, D. Bhembe, K. Forbes, S. Silliman, R. Srivastava, and K. VanLehn, “A comparison of tutor and student behavior in speech versus text based tutoring.” In Proceedings of the HLT-NAACL 03 Workshop on Building Educational Applications Using Natural Language Processing - Volume 2, 30-37. Human Language Technology Conference. Morristown, NJ: Association for Computational Linguistics (May 27 - 31, 2003).

[4] Aleven, V., E. Stahl, S. Schworm, F. Fischer, and R.M. Wallace, “Help Seeking and Help Design in Interactive Learning EnvironmentsReview of Educational Research, 277-320, 73(2) (2003).

[5] Cuadros, Jordi, Gaea Leinhardt, and David Yaron, "One firm spot: the role of homework as lever in acquiring conceptual and performance competence in college chemistry", Journal of Chemical Education (submitted).


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