Florida Panthers superstar winger Matthew Tkachuk had a funny response Saturday when asked how he prepared to be the guest picker on ESPN College GameDay. During an interview before making his picks, ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

What do an apple, a pentagram and a belly button have in common? They all invite students to investigate a famous geometric proportion. By Patrick Honner In this lesson, students consider what ...