The shape of the histogram is also relative. Learners calculate relative frequencies from frequency tables and create relative frequency histograms. The scholars compare the histograms made from frequencies to those made from relative...

Is there a way to measure variability? The ninth resource in a series of 22 introduces mean absolute deviation, a measure of variability. Pupils learn how to determine the measure based upon its name, then they use the mean...

Box in the similarities and differences. The 19th lesson plan in a unit of 22 presents class members with multiple box plots to compare. Learners use their understanding of five-number summaries and box plots to find similarities and...

Put those numbers to work by completing a statistical study! Pupils finish the last two steps in a statistical study by summarizing data with displays and numerical summaries. Individuals use the summaries to answer the statistical...

Is this a statistical question? The opening lesson in a series of 22 introduces the concept of statistical questions. Class members discuss different questions and determine whether they are statistical or not, then they sort the data...

Second graders are asked to order two sets of two- and three-digit numbers from greatest to least, and then least to greatest.

Small but mighty! Learners explore the role of microbes in a healthy ecosystem. An engaging lesson asks pupils to design an aquaponics system that demonstrates that healthy microbes are necessary to maintain the ecosystem.

Build an air lift siphon using your mad physics skills! Learners first investigate the importance of circulating water in aquaponics systems. They then use density to their advantage as they engineer an air lift siphon

Do ratios have values? The seventh lesson in a series of 29 introduces the value of a ratio. Pupils create associated ratios to a given ratio. They also describe the fraction associated to the ratio as the value of the ratio.

Learners are asked to make the largest three-digit number they can with the numbers 1, 8, and 5 in a quick assessment worksheet.

Given three digits, what is the largest humber you can make? What is the smallest number you can make? These are the questions second graders are prompted to answer in a three-question quiz.

Why is six-tenths equivalent to sixty-hundredths? This is the question learners are tasked to explain in writing as well as with a picture.

What are the common multiples of three, six, and seven? Assess young mathematicians ability to find the common multiples of three numbers in a straightforward math task.

Challenge your classes to find the pattern of a double function machine. After recording the outputs of both machines, learners identify the pattern and the corresponding function. Both patterns involve adding/subtracting a constant.

Reinforce properties while solving equations. Learners often ignore properties even as they try to apply them. A well-designed lesson emphasizes the role of additive inverses when solving equations.

Explore the reason for the seasons! An interactive lesson allows learners to explore the earth's rotation from the viewpoint of four cities at different latitudes. It provides descriptive information at eight points during the orbit...

Learning isn't a random process. A well-designed interactive lesson helps classes make key conclusions about stratified random sampling. They calculate group percentages and use those percentages to decide on sampling totals.

Cookies and chemical equations have a lot in common! Using cookies as a reference, scholars learn to balance chemical equations. Pieces of the cookies represent different parts of the compounds and elements. This is the sixth installment...

The tension builds as learners experiment in your classroom. The 17th installment in a 24-part series has scholars investigate the concept of surface tension. After discovering characteristics of surface tension, they add a compound...

Have you ever finished a piece of cake and wished you had more? Solve this common dilemma with math! A straightforward worksheet prompts middle schoolers to use the given dimensions of a heart-shaped cake when planning to bake two larger...

Adjectives are supposed to describe nouns, but they can actually become nouns themselves! Learners review ten adjectives and transform them into the nouns found in their roots.

Challenge young grammarians with a worksheet on prepositional phrases. Given ten sentences, learners must decide which ones include prepositional phrases that function as adjectives to the nouns in the sentence.

'Tis the season to be joyful, merry, beautiful, and red! Test young learners' knowledge of parts of speech with a festive coloring worksheet. As they identify which words are nouns and which words are adjectives, they color each part of...

The Maltese Cross Cabin, a frontier residence of Theodore Roosevelt, is a time capsule that commemorates Roosevelt's time in the Dakota territory. An explanatory video and response guide takes students on a virtual tour of the wooden...