A food web consists of complex food chains and the more complex the web, the better likelihood of survival. Learners compare and contrast food webs and food chains and discuss concepts like the predator-prey and consumer-producer...

Students work in groups to show understanding of the relationship between fractions, decimals, percentages, and the application of ratios and proportions. In this decimals, fractions, and percents lesson, students use real life consumer...

Students define economic terms, list three conditions that must be present in order for demand to exist, define law of supply and demand, differentiate between buyer's and seller's markets, examine concept of elasticity, view tutorial on...

Second graders compare and contrast animate and inanimate objects. In this environmental science activity, 2nd graders create simple food webs. They observe their environment and create a collage about it.

Young scholars brainstorm what they do that requires land use and use a worksheet to calculate their footprint (the total area of land and water required to produce all the resources they consume). They then compare their footprints to...

Students discuss discipline in The Adventures of Tom Sawyer and compare it to how children are disciplined today. In this comparisons instructional activity, students identify different ways parents discipline their children. Students...

Students examine the amount of energy that is consumed in different countries and see the global effects. In this energy instructional activity students calculate the amount of CO2 released as a by product and map the impact of its...

Students compare and contrast the monuments of four ancient cultures and draw conclusions about the origins, construction, and purposes of these structures.

Students collect and analyze data on a fictional cereal company's products. In this measurement lesson, students collect data from cereal boxes (weight, volume, surface area, etc.) to determine if the boxes labels correctly inform...

Students investigate which brand of chocolate chip cookies contains the most chocolate. They analyze and compare data using Microsoft Word and Microsoft Excel. They communicate the results with Microsoft PowerPoint.

Learners discuss whether there are variations in absorbency and wet strength amount different brands of paper towels. They compare advertising claims and personal preferences and perform tests to reach a conclusion of which brand is the...

Middle schoolers consider the implications of teen pregnancy. In this personal health lesson, students discuss how mothers prepare for pregnancy physically and financially. Middle schoolers compare their daily routines to those of young...

Students explore the emerging budget flight industry and the resulting increased competition among airlines. They compare a budget airline with a legacy carrier in terms of cost, corporate profile, flight statistics, amenities, and...

Learners analyze photographs to understand life on a plantation.  For this vanished occupations lesson, students examine why iron plantations were created and what natural resources were needed to make iron. Learners compare the...

Students compare food prices to find the lowest unit price and make choices about where to shop and what to purchase on weekly items, cost comparisons and items needed. They collect grocery ads and weekly sale flyer's to expedite their...

Students analyze an apple. In this lesson about developing inquiry skills, students do an experiment with an apple. Students make several observations about the apple. Students answer questions to help them improve and practice their...

Learners interview employers and employees at local coffee shops about sales and profits and create graphs comparing and contrasting information obtained about the businesses.

Students analyze the trophic level of humans by first calculating the kilocalories in own their lunch. They then calulate the kilocalories in a wide variety of foods found in grocery stores and compare the kilocalories needed to acquire...

Learners study the impact of social media. In this Iranian election instructional activity, students examine the outcome of the 2009 election and the public protests that followed it. Learners determine how citizen journalism informed...

Students create a PowerPoint presentation detailing daily intake of nutrients. In this nutty for nutrition lesson, groups of students conduct Internet research to determine what type of nutrients should be consumed on a daily basis. ...

Students examine homes around the world. In this multicultural lesson, students read the book A World of Homes and Homes Around the World. Students compare and contrast the homes in the books to their own homes. Students construct a...

Fifth graders investigate the nutrition in rice. In this rice lesson, 5th graders discover that rice is a great source of energy. Students compare foods to rice to see the differences in the nutritional value. Students classify foods in...

Students study what regolith is and how it contrasts with weathering on Earth.  In this weathering lesson students divide into groups, hypothesize and confirm their guesses. 

Students investigate the differences between a land and aquatic ecosystem. They use the information in order to present it in an assessment. There are target questions that can be used to guide research, lead a classroom discussion, or...