Many resouces on this website use Flash (SWF) files. This is especially true for the Games and Quizzes.

Since internet browsers now block Flash from playing, you will need to DOWNLOAD the file for the resource you are interested in and then PLAY it with a Flash Player installed on your computer. Instructions are given throughout the website on how to do this.

Please see the About zeroBio page for more information.



Welcome to zeroBio!

This is a website for high school science students and teachers. You'll find a large variety of worksheets, quizzes, games, video tutorials, animations and more intended for Grade 10 Science, Grade 11 Biology and Grade 12 Biology.

 Finding What You Need:

    All of the resources on this website have coloured grade flags shown below to help you choose the right content for your science course.

        Grade 10 Science
        Grade 11 Biology
        Grade 12 Biology
        Flash Animation

    Visit the Student Centre to find worksheets for your science course. And try some of my Games and Quizzes to review what you are learning in class.
 Free Video Tutorials And Skype Tutoring:

    If you are looking for FREE science video tutorials or personalized one-on-one Skype tutoring, please visit the Bio Tutorials page for more information.

 New Stuff:

    If you return to zeroBio periodically, try the New Stuff page to find out about updates to this site. Got a question? You can reach me at

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Review your science course with zeroBio interactive Quizzes and Games!