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Curated OER
Measurement and Estimation
Second graders explore estimation and measurement. In this estimation and measurement activity, 2nd graders use footsteps to measure distances around the classroom. Students sing songs to measure the number of beats from one area to the...
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American Indian Flute and Math
Students investigate the Math behind Musical instruments in this cross-curricular Math lesson on the Native American Flute and waveforms. The lesson can be accomplished in 6 days and includes an extensive materials list for successful...
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House of Math
In this estimation learning exercise, 3rd graders study the 6 dimensions of a sketch of a house. Students estimate and measure 6 different sides of the house. Students check off each of 6 items that are longer than 1 decimeter.
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Twelve Days of Christmas--Prediction, Estimation, Addition, Table and Chart
Scholars explore graphing. They will listen to and sing "The Twelve Days of Christmas" and estimate how many gifts were mentioned in the song. Then complete a data chart representing each gift given in the song. They also construct...
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Apple Estimation: Percentages & Subjective Reasoning
Students practice using their estimation skills by utilizing apples. In this percentage lesson, students utilize a scale and an apple to discover the percentage of each bite they take. Students share their data with the rest...
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Portrait Proportions and Flesh Tones
Using the provided blank face template, learners of any age draw to learn how to create proper facial proportions. This lesson focuses on two dimensional facial proportions, how to estimate those proportions, and drawing techniques. If...
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Tiptoe Through the Tulips
In this estimation learning exercise, 3rd graders look over 4 pictures and choose by multiple choice what part of each garden is planted with tulips. Students draw two original maps as requested at the bottom of the learning exercise.
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Tiling Tessellations
Students explore tessellations. In this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.
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Estimation Using Goldfish Crackers: Math
Second graders explore estimation and rounding concepts using goldfish crackers and a song! They solve problems by estimating and rounding numbers and pick numbers within reason to represent certain objects.
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Fractions, Decimals, and Percentages Got You Down? "Tri" This!
Students explore number sense by creating a math presentation in class. In this parts of a whole lesson, students define and discuss the relationship between fractions, decimals and percentages before completing a problem worksheet in...
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Shopping for Candy
Students explore counting money. In this money counting and gingerbread house construction lesson, students use a calculator to determine how much and what type of candy they can buy given 25 cents. Students construct gingerbread...
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Importance of Estimation
Students discover the ability to estimate based on viewing photographs of objects. In this number sense instructional activity, students view photographs of numerous objects in which they must train their eyes to create an educated...
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Decimals: Collaborative Lesson
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
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Measurement Masterpiece
Here is a good, cross-curricular measurement and estimation lesson. Learners practice measuring paper strips to create an art project. This is a great way to introduce the ruler, and how it used, to your students.
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Scale Me Down
Young scholars create scale drawings, and ultimately scale models, of real-world objects in this Math lesson about ratios, proportion, scaling factors, and cross products. The lesson includes ideas for cross-curricular extensions and is...
Pennsylvania Department of Education
Length and Perimeter
Third graders explore tessellations and the spatial concepts used in creating them. In this tessellations lesson, 3rd graders rotate, reflect and transform shapes to create tessellations. Students become familiar with the...
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Comparing Distances
Young scholars practice estimating distances by analyzing a map. In this length measurement lesson, students view a map with a distance key and use their measurement skills to estimate the distance between two cities. Young scholars...
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Estimating Solutions to Word Problems
Fourth graders explore number sense by completing word problems in class. In this estimation lesson, 4th graders define terms such as sum, difference, estimate and best. Students complete estimating worksheets based on the concept of...
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Numbers Make Sense
Second graders explore number values by completing estimation problems in class. In this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize flash...
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Sequencing From Close To Far
Pupils explore how objects stay the same size and only "look" like they change when closer are farther from the object. They sequence aerial photos and satellite images from closest to farthest.
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Measuring Animal Sizes (and Relative Sizes in our Animal Environment)
Young scholars discover the actual size and weight of many insects and animals. In this biology lesson, students investigate animals and insects to determine their actual weight and size. In groups, young scholars create an animal or...