Shodor Education Foundation
Shodor Interactivate: Fraction King
Students and teacher play a game called "Fraction King" to understand the idea of taking fractional parts of whole numbers then use manipulatives and several computer applets to cement the idea.
Student Achievement Partners
Illustrative Mathematics: Find 1 [Pdf]
Students explore fractions under and over one whole using a number line in this lesson.
NumberNut
Number Nut: Breaking Down Fractions
Discover fractions in the world around us in this lesson that also examines how fractions are divided. Detailed examples and pictures presented to explain this concept along with key vocabulary. A brief introduction to problem solving...
Illustrative Mathematics
Illustrative Mathematics: Dividing by One Half
This task requires learners to recognize both "number of groups unknown" (part (a)) and "group size unknown" (part (d)) division problems in the context of a whole number divided by a unit fraction. It also addresses a common...
Other
Teachnet: Fraction City
This website offers an excellent lesson plan that teaches basic fraction concepts and includes an equivalent fraction procedure. Lots of detailed instructions on how to prepare and teach this topic.