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My courses are listed above. 
Each site provides access to helpful links that include tutorials, videos, and/or extra practice.

If you have any questions, please contact me. 
email:   mszybn1@isd77.org
phone:   387-3461   (school office) 
phone:   207-3870   (direct line before or after school)
twitter:  @mszybn1   (for interesting and relevant science news & quips)