Tie the unit together and see concepts click in your young mathematicians' minds. Scholars apply the properties of similar triangles to find heights of objects. They concentrate on the proportions built with known measures and solve to...

Does it ever seem like time is slipping through your fingers? Model the passing of time with an hourglass activity in which individuals determine whether hourglasses are the most efficient way to measure time.

Young mathematicians collect data on the arm spans of classmates. Then they sort the data by measures of center, spread, and standard deviation. Finally, they compare groups, such as boys and girls, to interpret any differences. 

The accuracy required by the design and measurement of an Olympic running track will surprise track stars and couch potatoes alike. Given a short introduction, the class then scaffolds into a detailed analysis of the exact nature of the...

The history of math is fascinating! Utilize a woodcut primary source image from 1492 and posters from the 1930s to help geometers apply their volume-calculation skills to real-life questions. 

Connect division with multiplication through the use of models. Groups solve problems involving the division of a whole number by a fraction using models. The groups share their methods along with the corresponding division and...

First graders estimate length and height of items. They read the story of Jack and the Beanstalk and discuss estimation of size. Students predict the length and height of figures. They use lines and numbers on the centimeter rod and tape...

Save yourself a few minutes of planning with this elementary math lesson on elapsed time. Through a series of collaborative and independent learning activities, children explore different real-world situations as they learn how to...

If you've always wanted to know the perimeter of the state of Oklahoma, now's your chance. A measuring activity has learners use three different sticks to estimate the perimeter of the state. Along the way, they learn how convergent and...

Sixth graders identify and measure right, acute, obtuse, and straight angles. In this geometry lesson, 6th graders review the definition of each angle and are shown examples of each specific angle. Students use toothpicks, gumdrops, and...

Students discover how to measure the circumference of objects. In this measurement lesson, students use a pumpkin and a tape measure to estimate and find the circumference of the pumpkin.

First graders use rulers to measure in both standard notation and centimeters. In this measuring lesson plan, 1st graders discuss the importance of a measuring standard. Students measure in inches and centimeters. Students compare inches...

Second graders explore estimation and measurement. In this estimation and measurement lesson plan, 2nd graders use footsteps to measure distances around the classroom. Students sing songs to measure the number of beats from one area to...

Students convert among liquid measurement units. In this measurement lesson, students use Visual Thesaurus to gather information about customary units for liquid measure such as cup, pint, and quart, then students practice converting...

Gardening geometers construct the formula for the area of a rectangle by viewing a video revolving around two young people, their lawn mowing business, and their need to charge by the square meter. A relevant real-life application activity!

In this mathematics worksheet, students model a batting stance with a regulation size baseball bat. Then they model the batting stance with a souvenir miniature baseball bat. Students measure the length of each bat in centimeters and use...

Not only do future engineers learn the difference between accuracy and precision, they also get some hands-on experience using different measuring tools. 

How can you fit an entire school on one sheet of paper? You use scale! Scholars measure rooms in the school and, using the correct scale, design a floor plan that includes area calculations with their data.

How vulnerable are you to COVID-19? High school mathematicians use the Pandemic Vulnerability Index to create models that help them collect and analyze data about the risk factors associated with COVID-19. After investigating four groups...

One must obey the sine laws. A lesson introduces and derives the Law of Sines for non-right triangles. With examples that use the Law of Sines to determine unknown measures in triangles, the lesson checks to see if the Law...

Young geometers use the interactive website Cyberchase to practice calculating both area and perimeter. Real world problems encourage learners to discover that we use math each and every day. 

You're safe, when calculating the odds of stealing second base! Learners compare the rate of a runner to the distance the ball travels, in a instructional activity that explores right triangles and measurement. Full of discussion...

Your learners will be tantalized by this inquiry-based, collaborative activity as they discover how to write an equation that represents the height of an ice cream cone. Given the scenario based on the poem, "Eighteen Flavors," and...

Students use an appropriate unit of measure to measure an item in the classroom. They create a PowerPoint to demonstrate the measurement process. Pupils are divided into pairs. Students use a concept map to discuss the terms for...