The group that received high-quality early education on average outperformed the nonprogram group on various intellectual and language tests during their early childhood years, on school achievement tests between ages nine and fourteen, and on literacy tests at ages nineteen and twenty-seven.

We have not drawn a picture, since Euler angle pictures of three-dimensional rotations are notoriously difficult to comprehend; what is very useful is for the reader to make a set of wire axes with labels to help follow the sequence of rotations.

The chickens burst unitedly into a hungry clamour, as Mrs. Stein, with the full dish in her hands, leant over the yard to count them.

The Wallace party reached Chungking, seat of the Nationalist Chinese government, on June 20.