Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.

Students explore probability by using games based on probable outcomes of events. They name all of the possible outcomes of an event and express the likelihood of such an event occurring.

Groups of junior highers find newspaper articles which contain both facts and opinions, and present examples of each to the class. The focus is on discerning between fact and opinion. Two excellent worksheets are embedded in the plan...

This first of twelve algebra 2 resources provides a broad review of many algebra 1 concepts through a number of separable lessons and labs. Starting with the real number system and its subsystems, the sections quickly but thoroughly...

How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.

Teaching linear function relationships using contextual information is beneficial to pupils' understanding. The lesson uses problem solving to build linear functions given different information for each problem. This is the second...

Looking for an insect unit that addresses multiple skill strategies? Young entomologists explore multiple life cycles of insects that go through metamorphosis. The brainteasers and mobile activity spark learner interest before guiding...

Utilize the lesson on utilization. The second installment of a nine-part technology/engineering series teaches scholars about the flow of a balanced assembly line and the definition of utilization. Videos, activities, and simulations...

This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...

Why do all sizes of pictures not show the same thing? Class members analyze aspect ratios of various sizes of photos. They determine which sizes have equivalent ratios and figure out why some pictures need to be cropped to fit...

Moooove over, there's a better deal over there! The fourth segment in a series of eight requires individuals to determine the best unit cost for milk. Scholars calculate the least amount they can spend on a particular quantity of...

Writing a number is all in the notation. The resource introduces the class to scientific notation. Pupils learn the process of taking a very large or small number in standard form and write it in scientific notation. To practice,...

In this math activity, students find their way through the maze by picking the right fraction format. The sheet is a users guide.

Second graders learn what math skills bank tellers need to do their jobs correctly.

Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...

Students observe and count bird sightings around their schoolyard throughout the school year.

Don't harbor any negative feelings toward negative numbers. Scholars learn about different classifications of rational numbers, including negative integers. They also develop definitions of the opposite and the absolute value of a...

Get your little mathematicians moving with this experiential activity in which one child is the "tens" and another is the "ones." They collect the number of unifix cubes (in tens or singles) assigned to their respective place values and...

Rates and ratios can easily be applied to real-world situations. Learners explore a series of websites in order to procure comparable data. They define ratios and rates, view videos, and use the internet to explore how ratios and rates...

Math pupils, by viewing a video, discover the history of pi and some of the applications of its uses in the world today. They conduct an experiment by measuring the diameter and circumference of various circular objects to calculate...

Learners compare the weight of the students's favorite soft toys directly and then indirectly using beads.

Your soon-to-be statisticians play a game to understand the difference between independent and dependent experiments and probability. They draw colored cubes from a bag and then, by either replacing the cube in the bag, or not, for each...

Middle schoolers investigate the finding of a hypothesis and how it can be tested.For the experiment they will be using the concept of probability. Students design an experiment and test the hypothesis. Then the results are graphed...

In this Algebra worksheet, students simplify expressions involving rational exponents.  The one page worksheet contains explanation, examples and nine practice problems.