ection
II
Fundamental Concepts and Skills
• One-to-One Correspondence
• One-to-one correspondence is the most fundamental component of the concept of number
– understanding that one group has the same number of things as another group
• Examples of One-to-One Correspondence Activities
Naturalistic Activitiess
•Infant discovers he can hold one thing in each hand
•Toddler places one wooden peg in each hole
Preschool child places a car in each garage he has built
Informal
Activities
•Ask children to pass out items to class-mates: scissors, crayons, paper, napkins, or snacks
Check to see if everyone has their coat on, two mittens on, a cup of milk, or a chair
Adult Guided Activitiest
Matching activities such as spoons to bowls, animals to cages, or groups of items
• Five Characteristics to Vary One-to-One Correspondence Activities
• Perceptual characteristics eg: shape or color)
• Number of items to be matched
• Concreteness
• Physically joined or not physically joined
• Groups of the same or not the same number
• Evaluation of One-to-One Correspondence Activities
• Notice each child’s response during adult guided activities
• Notice during free play if the child passes out materials to other children one at a time
• Notice whether children can put items away by matching each item with a drawing of the item