What is greater and less? A gold star indicates high-quality, inquiry-based activities that follow the PhET design guidelines.


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Title What is greater and less?
Description Students will utilize the simulation to develop a conceptual understanding of greater and less. After establishing definitions for greater and fewer students will solve riddles using the sim and reasoning to determine the place value of tens and one digit.
Subject Mathematics
Level K-5
Type Demonstration, Guided Activity
Duration 30 minutes
Answers Included No
Language English
Keywords compare, compose, decompose, grouping, place value
Simulation(s) Make a Ten (HTML5)


Author(s) Azar Kamaldar, Dom Carorora, Ian Whitacre
School / Organization Florida State University
Date submitted 23/09/11
Date updated 23/10/14