all | K-2 | 3-5 | 6-8 | 9-12 | college magic Magical Mathematics David Lipshutz Grades: K-2, 3-5 De Bruijn sequences in a card trick. curvature What is curvature? John Gemmer Grades: college Examples of curvature in nature. games Takeaway Games Steven Soojin Kim Grades: 3-5, 9-12 The mathematical games Nim and Sprouts. Small Changes When do small changes matter? Alexandria Volkening Grades: 6-8 Dynamical systems, bifurcations, and phase transitions. Other Other Everyone Grades: K-2, 3-5, 6-8, 9-12, college Other presentations to come.
