The Content in this ILS is taught in Form 2 (Grade 10) Kenya Curriculum. Prerequisite knowledge for this ILS is basic algebra and Pressure.

This ILS is on Refraction of Light: Snell's Law. It is suitable for Kenya Curriculum Form 3 (Grade 11) students. Prerequisite knowledge of Basic Trigonometric Ratios is required

This ILS can be used for Form 3 (grade 11) Kenyan Curriculum. Knowledge of Linear Motion, Equations of Linear Motion and motion Under gravity is a Prerequisite.

The ILS is based on a topic covered at Form 2 (Grade 10) Kenyan curriculum. It gives a good chance for the learner to investigate and understand Reflection as one of the properties of Sound waves.