Your learners use many different number representations like positive and negative integers, exponents, radicals, and combinations of operations as they learn and strengthen their use of the order of operations. Thoughtfully organized to...

Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip...

Investigate the volume of irregular figures in an inquiry-based exercise. Presented with an irregularly shaped box filled with water, learners must predict the level of water when it is tipped on its side. The class can divide...

At what point does data switch from being an outlier to part of the average? Scholars view conflicting news articles about protesters. They must decide which, if any, side is using the correct sample to draw their conclusions. It's a...

Mathematics minors consider the magnitude of a jumping flea as he hops from place to place. Through this exercise, they will investigate absolute values, as well as positive and negative rational numbers on a number line. The first page...

Upper elementary and middle schoolers read through an explanation of how to divide, multiply, add and subtract numbers with decimals. They complete an exercise with 48 problems. Pupils can click on the "Check" box to determine whether or...

Students explain their role as consumers. They use a purchased calorimeter or make their own simple calorimeter to measure the energy content in selected foods. This interesting lesson really gets students thinking about what they eat.

Sixth graders investigate different types of angles. In this geometry lesson plan, 6th graders use a protractor to identify acute, obtuse, and straight angles.

Have young mathematicians subtracting fractions in no time with this manipulative-based math lesson. Using their sets of fraction circles, students explore a number of word problems involving the subtraction of fractions before working...

Need worksheets that challenge your middle schoolers to apply their understanding of math? Problem solved! From integers, fractions, and percents, to algebra, geometry, and probability, over 100 pages of word problem worksheets...

Watch as your classes buy into a rich lesson full of information. A video opener challenges individuals to determine the number of pennies that fit in a circle with a 22-inch diameter. Using lesson materials, scholars collect data and...

Take a shot using a lesson on volume! Young learners watch a video showing a trashcan filling with paper balls. The task is to calculate the number of paper balls that will fit in the can. Pupils use volume calculations to make a...

If you're a square, be the best square you can be! Young scholars develop a formula to determine the four points that make the best square that considers the area, perimeter, and other dimensions. They use their formulas to rank attempts...

Combine math, creative writing, and leprechauns in a fun St. Patrick's Day activity! Using a bag of gold coins and marshmallows, kids write a math story about a leprechaun that includes a multi-step equation to solve.

Get your classes on their way to extreme couponing! Young mathematicians analyze two different coupon options for the better deal. They use different scenarios to predict and compare the outcomes. 

Reduce variability for more accurate statistics. Through simulation, learners examine sample data and calculate a sample mean. They understand that increasing the number of samples creates results that are more representative of the...

Students examine how driving a hybrid car can save money and cut down on pollution.  In this hybrid vehicles lesson students complete an exercise that shows them how to work with proportions, percents, dimensional analysis and...

Fifth graders participate in an exercise in which they practice using fractions. After reading a book, they review the rules of the game as a class. To end the lesson plan, they determine the lowest common denominator for different...

Middle schoolers reinforce math skills while learning about best practices for protection of water quality in the management of animal feeding operations. They make a table to show results of their calculations and compare and justify...

Give your students a fighting chance at understanding probability. Offering numerous examples that clearly demonstrate basic probability concepts, this resource helps young mathematicians learn how to visualize the...

The best part about this resource is that you've got four wonderful activities to choose from. Each of the projects can work together or on its own to help learners understand the history of math and how it can be seen every day. In...

Kindergartners identify geometric shapes by planting a fall garden. They start their seeds in containers that have different shapes, and keep track of their plants based on those shapes. This brilliantly designed and incredibly thorough...

Using a similar process from the first lesson in the series of finding area approximations, a measurement resource develops the proof of the area of a circle. The problem set contains a derivation of the proof of the circumference...

Young scientists learn that seeing isn't necessarily believing when it comes to the states of matter. After performing a fun class demonstration that models the difference between solids, liquids, and gases, children complete a series of...