Students study the Golden Ratio and its relationship to Renaissance artists. After exploring proportions and ratios used by Renaissance artists, students create a mix of ten variations of color paint, and record the ratios of primary...

Students gain a concrete introduction to the concept of ratios. They demonstrate the ability to create ratios using peanut butter and jelly. They, in groups, construct 6 different sandwiches using different amounts of each food.

Let's play ball! A great springtime activity to learn about ratios. This activity challenges learners to draw stadiums to scale on standard letter paper and also on construction paper. This three-day lesson plan includes a pre-assessment...

Young mathematicians work to recognize the relationship between their scale models of the Joides research vessel and the real vessel. They calculate the relationships between various parts of the ship using fractions, ratios, and...

Examine ratios and proportions in several real-world scenarios. Children will calculate unit rates, work with proportions and percentages as they plan a party, purchase produce, and take a tally. This lesson plan recommends five...

Conduct research on the Internet about labyrinths and mazes to learn about proportions and ratios. Inquisitive minds design their own maze, one maze is chosen and proportionately enlarged to 20 feet by 30 feet. This is a fun challenge...

Eighth graders use ratios and proportions to solve real-life problems.  In this using ratios and proportions to solve real-life problems activity, 8th graders estimate the cost of a road trip.  Students estimate the distance...

Written for a food and nutrition class, this resource has young chefs prepare chicken noodle soup. It begins by teaching vocabulary required for making soups, sauces, and stocks, as well as how to calculate percentages from given ratios....

Examine how nutrition plays an important role in our lives by conducting online research and developing lunch menus that satisfy nutritional requirements set up by the United States Department of Agriculture. Students download recipes,...

Students use quilt patterns to illustrate ratios. In this fractions lesson, students color quilt patterns using given fractions and ratios of colors. A finished "quilt" is assembled from the work of the students. This is an...

How much land does a parcel hold? How much fertilizer does it take for a field of corn? Pupils answer these questions and more as they apply ratio reasoning and unit analysis. 

Predict the future of education through a mathematical analysis. Using a project-based learning strategy, classes examine the pattern of student-to-teacher ratios over a period of years. Provided with the relevant data, learners create a...

Who knew running a greenhouse required so much math? Amaze future mathematicians and farmers with the amount of unit conversions, ratio and proportional reasoning, and geometric applications involved by having them complete the...

Fourth graders complete a taste test of different sandwiches, rate them, and then put them in a ratio graph. In this ratio lesson plan, 4th graders write what they learned about ratios after this activity.

Students work in small groups to solve the problems presented. The main project, mapping the classroom, use these discussions to collaborate in creating a tangible demonstration of their understanding.

Students explore numbers, computation, ratios, proportions, probabilities, statistics, and money in this six lessons unit. Practical applications in the real world are emphasized through an interactive approach to math in these lessons.

Students use their knowledge of fractions and ratios to build gingerbread houses. In this fractions and ratios lesson plan, students use graham crackers, milk cartons, icing, and more.

Students participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the bag and...

Seventh graders study ratios, scale and distances according to a three dimensional model.  For this exploratory lesson students create their own constellation and prepare an oral presentation that describes their model. 

Fifth graders measure their body height and the height they can jump. They use these measurements in forms of ratios, fractions and decimals to describe their Springy Legs Factors (SLF). Students compare their SLFs to other people's...

Fourth graders design and create a log cabin in this lesson. They use ratios to help make dimensions of a house. They draw out how they want their house to look and gather the materials they need to complete the house. The log cabins...

Sixth graders complete a purchase order. In this ratios and patterns lesson, 6th graders work in groups to complete a purchase order for a grand opening of the school snack bar. Students use rations to figure out the need and quantity...

Students explore the concept of scale and ratio.  In this scale and ratio lesson, students work in groups to measure a given space such as a hallway, office, or gym.  Students measure their area using a meter stick. ...

Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.