Tupendra Oli Presents in Hour of Code (IMAGE) DOE/Argonne National Laboratory Caption Fourth- and sixth-grade students at Anne Fox Elementary School, in Hanover Park, Ill., celebrate Hour of Code with Tupendra Oli, a postdoctoral appointee in Argonne’s High Energy Physics division. They had many questions to ask. Credit (Image by Argonne National Laboratory.) Usage Restrictions Original content License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.