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Useful site to supplement your text and classroom work. Short clear explanations and interactive exercises to check your understanding.

Free tutorials using java applets to explore, interactively, important topics in precalculus such as quadratic, rational, exponential, logarithmic, trigonometric, polynomial, absolute value functions and their graphs. Equations of lines, circles, ellipses, hyperbolas and parabolas are also explored interactively. Graph shifting, scaling and reflection are also included. The definition and properties of inverse functions are thoroughly investigated. A graphical approach to 2 by 2 systems of equations is included.

Outstanding resource for high school algebra,american government, AP biology,calculus,environmental science,physics,religion,and us history. Multimedia materials for differentiation and engagement. Interactive with full course materials. Added bonus: register as a teacher and customise the course materials and then we can add a link to your teacher website or the internet resources page.

All applets are visual and animation-oriented. Moving figures on the screen help students to grasp the meaning of mathematical ideas intuitively.

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(5 marks)