Curated OER
Estimation
Students explore the concept of estimation. In this estimation lesson, students discuss making estimates through teacher led discussion. Students use the Internet to complete an activity where they must estimate the length of lines.
Curated OER
Modular Arithmetic
Learners investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic lesson, students use computers to work on modular arithmetic after a teacher guided lesson. They complete guided practice...
Curated OER
A McTrip Back In Time
Students pretend they are time-travellers and travel back to 1954 to a McDonald's Restaurant to see how prices have changed. They need to add and subtract money with regrouping.
Curated OER
Finding Remainders in Pascal's Triangle
Students use clock arithmetic to find remainders. In this patterns in math lesson, students explore the relationship between clock arithmetic and remainders using a computer applet. Students also identify patterns in Pascal's triangle...
Curated OER
Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
Curated OER
Crafty Fractions
Fourth graders study fractions. In this fractions lesson, 4th graders define fraction-related vocabulary words. Students use beads to study fractions. Students draw shapes to study fraction equivalency and brainstorm fractions they use...
Curated OER
Number Properties - Know 'em, Like 'em, Use 'em
Ninth graders express mathematical properties through creation of advertising jingles.
Curated OER
100 Stamps for 100 Days
Students recognize similarities and generalize patterns. In this math and technology lesson plan, students develop an understanding of number patterning by grouping stamps and counting by 10s.
Curated OER
100 Stamps for 100 Days
Second graders count by 2's to get to 100. In this counting lesson plan, 2nd graders use the program Kid Pix to create stamps two at a time until they get to 100.
Pennsylvania Department of Education
Adding Common Fractions
Fourth graders estimate various measurements. In this lesson on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and discuss using...
Curated OER
Mathematics: One Hundred Plastic Ants
Third graders pick up plastic ants scattered on the floor. They take them back to their desks, count them, and add their totals to those of other students.
Curated OER
Using Inequalities to Problem Solve
Young scholars explore inequalities. In this Algebra I lesson plan, students solve and graph linear inequalities involving addition, subtraction, multiplication, or division. Young scholars use inequalities to solve and graph...
Curated OER
The World Goes Bananas
Pupils comprehend the causes and effects of inequality and social injustice. They explore the effects of globalization and trade between countries. Students discuss the hidden social and environmental costs which often lie behind goods...
Curated OER
Space Circles
Fifth graders calculate the diameters and radius of planets as a book is read to them. In this diameter and radius lesson plan, 5th graders read the book Space Circles and calculate the measurements based on the information in this book.
Curated OER
Fractions, Equivalent Fractions and Decimals
Students relate fractions to decimals and find and compare equivalent fractions.
Curated OER
Fractions, Equivalent Fractions and Decimals
Students examine how to relate fractions to decimals and find and compare equivalent fractions.
Curated OER
Body Proportion
Fourth graders measure the height and arm span of various classmates. They use a spreadsheet to design a graph that shows the class measurements from tallest to shortest in metric and standard systems.
Curated OER
Following Specs.
Pupils utilyze a set number of DUPLO blocks to build a free-form construction project.
Curated OER
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...
Curated OER
Use Symbols to Subtract
Students practice crossing out items in a group in order to complete subtraction problems. In this subtraction lesson plan, students watch a PowerPoint presentation and then practice problems on their own.
Curated OER
Punch Mix-up
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. In this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
Curated OER
A Matter of Proportion
Middle schoolers measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
Curated OER
Introduction to Immigration
Pupils read and discuss selected library resources about students and immigration.
Curated OER
What In The World Would You Have?
Students calculate value of money in other countries, and explore how the economy affects the rate of exchange.