Inside: Christmas Count and Graph iSpy Printable for Kids Need a holiday math activity that actually keeps preschoolers ...

Editor’s Note: Semil Shah is a contributor to TechCrunch. You can follow him on Twitter at @semil. The biggest news in consumer technology this week was created by Facebook. The social network’s new ...

Approaching negative infinity: The graph falls indefinitely as x approaches positive or negative infinity. Approaching a horizontal asymptote: The graph approaches a horizontal line as x approaches ...