This activity is a classroom and field activity where students learn about and practice scientific observations in the classroom and then complete a field activity by making and recording scientific observations on school grounds.

An active problem-based assignment that uses the Genbank database to teach the basics of molecular biology and molecular evolution

This activity is a year long project observing the changes in a specific tree. It includes using all the senses in the observation and making two different booklets to record what we observe. It also includes several picture story books that enhance the lesson.

While working in groups to facilitate peer tutoring, students manipulate a hands-on, physical model to better comprehend the Earth's position in space, the Earth's rotation axis and seasons.

This activity is a lab investigation where students gather data on a seed or seeds that have been planted per their own design.

This activity helps students develop a better understanding and stronger reasoning skills about the Central Limit Theorem and normal distributions. Key words: Sample, Normal Distribution, Model, Distribution, Variability, Central Limit Theorem (CLT)

This is a clip from Seinfeld in which Jerry does a cost -benefit analysis of installing illegal cable. He decides to commit the crime when he finds out there will be 75 televised Mets games on TV.

This activity introduces students to using real-time data about earthquakes to make decisions.

This activity asks students to review the demographic and lifestyle statistics available at ERsys.com, and determine which city or location would provide the best consumer market opportunity for the given problem.

This is a PBS Frontline broadcast support site which examines the role of marketing to teens, and the influence marketing has on teen culture.

Send-a-problem exercise used to link economic theory covered in a labor economics course with related trends exemplified in a popular press article.

The send-a-problem activity helps students make a connection between real world data and theoretical models.

This is an activity in which students use their senses to describe their garden. This is a guided inquiry lesson.

This lab is a two part investigation on separating a solid from a liquid where students are asked to develop their own investigable question and carry out the experiment on day two.

Spreadsheets Across the Curriculum module. Students build spreadsheets to calculate and compare bacterial population sizes from lab cultures in antibiotic-free and antibiotic-containing media.

Students will produce a report for a local non-profit organization in which they will evaluate the effectiveness of vocational training in improving the labor market opportunities for non-college bound youths. The report will be used by the organization when applying for grants.

This Excel spreadsheet assignment brings students step-by-step through the process of solving and analyzing a Keynesian cross model. It is most appropriate for principles-level macroeconomics courses.

A classroom auction reveals reservation prices and a demand curve for an introductory economics course.