2025 Brandywine Youth STEAM and Startup Day - High Schools An engineer from CTDI helping students with their workshop. Credit: Penn State Expand Students navigating the bolds and robots workshop at STEAM and Startup Day. Credit: Penn State Expand Students completing a workshop on the speed of sound. Credit: Penn State Expand Students in a workshop about the surface area of bubbles. Credit: Penn State Expand Assistant Teaching Professor of Mathematics Apoorva Mate helping students with a math tiling workshop. Credit: Penn State Expand Student flying a paper airplane in a prototyping workshop. Credit: Penn State Expand Eric Smith from Launch Point Labs speaking during his keynote address. Credit: Penn State Expand