Every year Americans spend lots of money on Halloween and Halloween costumes. Use our updated data on Halloween spending in America to engage your students in an analysis of the ratios of population, participation, and money spent in honor of October…

# Data and Probability

# How much should a World Series commercial cost?

# Nobel prize in physics 2013

# Do teams that spend a lot win a lot?

# How much caffeine?

# California wildfire

# U. S. Open Tennis Tournament

# Bits, bytes, and nibbles

# Raising the bar

# Methane math

# Big gulp

# Patriots’ Day

# Season 12, American Idol

Let your student study American Idol viewing figures over the last eleven seasons. Students compare historical season premier and season finale audience size in several different ways to determine which event has had higher viewership.