Keyphrases
3-year-olds
21%
4-year-olds
20%
5-year-old
19%
Active Control
25%
Addition Strategy
47%
Arithmetic Concepts
20%
At-risk
21%
Basic Sums
24%
Cardinal number
25%
Cardinal Principle
35%
Cardinality
18%
Childrens
24%
Commutativity
58%
Computational Practices
21%
Discovery Learning
19%
Early childhood Mathematics
28%
Early Patterning
23%
Estimation Strategies
31%
First Graders
53%
Fluency
78%
Hypothetical Learning Trajectory
44%
Irrelevance
21%
Kindergartners
72%
Learning Mathematics
20%
Learning Trajectories
100%
Mathematics Education
20%
Mathematics Instruction
31%
Mental Addition
47%
Mental Arithmetic
43%
Mental multiplication
21%
Mentally Retarded
21%
Methodological Implications
21%
Number Combinations
28%
Number Concepts
42%
Number Facts
23%
Number of children
26%
Number Sense
37%
Number Words
37%
Preschoolers
53%
Procedural Knowledge
29%
Reasoning Strategy
64%
Relational Knowledge
28%
Spontaneous Attention
35%
Subtraction by Addition
28%
Taiwanese
21%
Teaching-learning
27%
Third Graders
26%
Training Experiment
37%
Trajectory Approach
25%
Young children
78%