Accuracy scores across the ten training blocks of the gifted, college, and grade 7/8 groups Response times across the ten training blocks Response times across the ten training blocks of the gifted, college, and grade 7/8 groups Slopes across the ten training blocks Slopes across the ten training blocks of the gifted, college, and grade 7/8 groups Accuracy scores of the gifted, college, and grade 7/8 groups for final training, retest, and transfer blocks Response times of the gifted, college, and grade 7/8 groups for final training, retest, and transfer blocks Slopes of the gifted, college, and grade 7/8 groups for final training, retest, and transfer blocks Plots of the power law having the same values for parameters b and c but different values for parameter a Plots of the power law having the same values for parameters a and c but different values for parameter b Plots of the power law having the same values for parameters a and b but different values for parameter c Accuracy scores for training, reversed, and new stages for both number and object stimuli Accuracy scores of the gifted and college groups for number and object stimuli Accuracy scores of the gifted and college groups for training, reversed, and new stages Accuracy scores of the gifted and college groups for the different stimulus-stage combinations Response times of the gifted and college groups for number and object stimuli Response times of the gifted and college groups for training, reversed, and new stages lOS Response times of the gifted and college groups for the different stimulus-stage combinations Rates of automatization for training, reversed, and new stages for number and object stimuli Rates of automatization of the gifted and college groups for number and object stimuli Rates of automatization of the gifted and college groups for training, reversed, and new stages Rates of automatization of the gifted and college groups for the different stimulus-stage combinations