Bowland
Fruit Pies
Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.
Statistics Education Web
It Creeps. It Crawls. Watch Out For The Blob!
How do you find the area of an irregular shape? Class members calculate the area of an irregular shape by finding the area of a random sampling of the shape. Individuals then utilize a confidence interval to improve accuracy and use a...
Curated OER
Valentine Marbles
if you've ever had to guess how many items were in a jar, then this problem is for you! With a big jar full of red and white marbles, does picking a sample of 16 allow your learners to get a good estimate on the percentages of each...
Curated OER
Guesstimate? NO Estimate!
Young scholars discover the advantage of estimation over simple guessing using number relationships. They also discover how useful a mathematical tool estimation is in everyday life.
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The Golden Rectangle
Students explore the concept of the golden ratio. In this golden ratio lesson plan, students measure objects to determine if their measurements fit the golden ratio. Students calculate the average measurements of the class.
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Money Matters
Third graders make fair trades and exchanges of their money in order to have practical experiences with the essential "rules" of our place value system. They create groupings of tens, hundreds, thousands using play money and place value...
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Metric Conversion
In this metric conversion worksheet, students problem solve fourteen exercises where they convert fractions to decimals and decimals to fractions.
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Decimal Fractions
Students use rounding and compensating with whole numbers and explain how to use the empty number line to show additions and subtractions. They round and compensate in relation to decimal subtraction
Background
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Vocabulary: Addition Terminology
In this addition terminology worksheet, students complete many activities where they define and match addition terminology. Students complete 11 pages of activities.
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Science Fair Space
Learners determine the most equitable way to share space and cost between three schools for a fictional science fair. Given a diagram, a word problem, and a data set, students analyze and explain the best way for all schools to share...
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Importance of Estimation
Students discover the ability to estimate based on viewing photographs of objects. In this number sense lesson, students view photographs of numerous objects in which they must train their eyes to create an educated guess of how many...
Teach Engineering
About Accuracy and Approximation
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
Curated OER
Operations with Fractions and Decimals
Complete a lesson that introduces and explores operations with fractions and decimals. Pupils estimate the reasonableness of a decimal computation. Then discuss what operation is needed to find an answer. Handouts, web sources, and other...
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Teddy Bears and Friends
Children begin by making direct comparisons between objects and putting a number of objects into order according to length. They are also introduced to measuring with multi-link cubes which allows them to compare objects which cannot be...
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Estimation & Central Tendency
Eighth graders view pictures that show many objects, estimate amount that they think they saw, and take class data from estimation to find the mean, median, mode, and range for the class.
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Making Benchmarks - Mass
Elementary schoolers predict the mass for different objects. Then, using objects of 1kg mass, they make a more precise prediction. Afterwards, they discuss the need for having and using standard measures of mass.
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Measurement Masterpiece
Here is a good, cross-curricular measurement and estimation activity. 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 learners.
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Connecting Formulas Related to Geometric Figures
Students identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
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Frost Depth Study
Students complete activities to study the frost and frost depth. In this frost study lesson, students use frost tubes to study and measure the frost at their school. Students measure the frost in the tube and enter their data online to...
Illustrative Mathematics
Why Randomize?
Your statisticians draw several samplings from the same data set, some randomized and some not, and consider the distribution of the sample means of the two different types of samplings. The exercise demonstrates that non-random samples...
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Charting Attendance Rate of Busch Gardens
Sixth graders, in groups, are given different parts of the whole project. They use information from Busch Gardens to explore line graphs, averages, and other math vocabulary.
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Can You Guess
Learners develop useful strategies for mental calculation when estimating possible addition solutions. They mentally perform calculations involving addition and subtraction. Students state the estimated sum or difference between numbers.
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Map Studies - Estimate And Measure Distance
First graders explore estimating and measuring distances. They analyze and discuss a map of New York State, make estimations, measure distances using yarn, and calculate total distances between cities on the map.
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Ohio Census 1990 & 2000
Students use Ohio census data to solve problems, make comparisons, draw conclusions, and support predictions related to Ohio's population. They interpret and work with pictures, numbers and symbolic information.