Count and Compare Een gouden ster duidt op activiteiten van hoge kwaliteit gesteund op onderzoek die de PhET ontwerp gidslijnen volgen.


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Titel Count and Compare
Beschrijving This activity focuses on counting and comparing numbers of objects with an emphasis on recognizing when those numbers of objects are equal. Students use matching or counting strategies to compare the cardinalities of sets of objects. The sets may consist of the same kind of object (e.g., apples) or different kinds of objects (e.g., a set of puppies and a set of apples). Multiple representations are available, which help to emphasize the numbers of objects in each set and afford different ways of making and verifying comparisons.
Onderwerp Wiskunde
Niveau K-5
Type Geleide Activiteit
Duur 30 minuten
Antwoorden inbegrepen Neen
Taal Engels
Sleutelwoorden bar graph, compare, comparison, equality, inequality, vertical number line
Simulatie(s) Number Compare (HTML5)


Auteur(s) Ian Whitacre, Dom Carorora, Azar Kamaldar
School Florida State University
Datum waarop ingediend 6-11-23
Datum waarop aangepast 6-11-23