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PhET: Building Fraction Sense

Details

Author:
Philippe Guegan
Activity Website:
Tech Product/Equipment:
Computer and projector, Mobile devices for students, Speakers

Activity Description

PhET Fractions
Source: PhET Fractions (License: Protected by Copyright (c) [i.e. screenshot])
 

Students use the PhET Fractions: Intro simulation to develop fraction sense by exploring proper fractions, improper fractions, mixed numbers, and number lines. Through guided investigation and collaborative activities, students discover relationships among fractions and represent fractions using visual models and number lines.

 

Preparation

  1. Check the website to ensure it is not blocked at your site.
  2. Read through the lesson plan.
  3. Print and make copies of any handouts.
  4. Request an Educator's PhET account

How-To

  • Allow students a few minutes of free exploration before guided activities.
  • Encourage students to verbalize observations.
  • Use the number line representation frequently.
  • Have students explain why a fraction is proper or improper.
  • Connect fraction concepts to real-world applications.

More Ways

  • Compare equivalent fractions using the simulation.
  • Explore mixed numbers and improper fractions.
  • Create fraction word problems.
  • Use measuring cups to model fractions.
  • Challenge students to find multiple representations of the same fraction.
     
     

Program Areas

  • ABE: Adult Basic Education
  • ASE: High School Equivalency Preparation
  • ASE: High School Diploma

Levels

  • All Levels
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OTAN activities are funded by contract CN240137 from the Adult Education Office, in the Career & College Transition Division, California Department of Education, with funds provided through Federal P.L., 105-220, Section 223. However, OTAN content does not necessarily reflect the position of that department or the U.S. Department of Education.