This event is in the "Kids" group. This event is in the "Tweens & Teens" group. Cork Boat STEM Challenge 3:30pm - 4:30pm Kids, Tweens & Teens This event is in the "Kids" group. This event is in the "Tweens & Teens" group. Feb 23 2023 Thu Cork Boat STEM Challenge 3:30pm - 4:30pm Please note you are looking at an event that has already happened. Location: River Forest Public Library Room: Barbara Hall Meeting Room Age Group: Kids, Tweens & Teens Program Description: Come test your engineering skills by building a boat out of cork and other household supplies!