Same and Different TVA-5 Classroom observation suggests that it

Classroom observation suggests that it can be difficult for children to master all the addition and subtraction combinations of numbers up to 20

60 perles plates en plastique de 6 couleurs (1

Nomenclature for Dendrochronology - Measurement of time in tree growth rings

Object/Label Matching (labels to match 15 objects)

24 full color cards and 14 black and white

Same and Different TVA-5 Classroom observation suggests that itThe ability to classify objects is based on the idea of a relation. Some common characteristics among the objects must be known to the child for them to be grouped together. Classification work, that of determining a relation that allows objects to be grouped as belonging or not belonging to the class, is the basis for later work with definitions. Classification proceeds through at least three levels for the young child. First, simple classification