Curated OER
Using Integer Tiles
Demonstrate how to add and subtract positive and negative numbers using tiles. Pupils complete a variety of activities on a worksheet, including mixed addition and subtraction problems, subtracting and adding opposites, and magic squares...
Curated OER
Fractions: Addition and Subtraction
Seventh graders add and subtract fractions with like and unlike denominators. After discussing the use of fractions in the real world, 7th graders work problems and draw models representing each problem. They observe subtracting...
Curated OER
Number Line Mathematics
Young scholars translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using...
Curated OER
Adding and subtracting fractions: the same sized slice
Students establish a strategy for adding simple fractions. They convert improper fractions to mixed numbers and interpret drawings and storyboards.
Curated OER
Comparing and Ordering Fractions
Students compare and organize different fractions. In this fraction lesson, students use wax paper divided into squares to represent fractions. Students put them in different orders based on their value to complete their mathematics...
Curated OER
Food and Fractions
Students are introduced to the concept of basic fraction problems including adding, subtracting, and multiplying. They pretend they own a baker and create different scenarios using the food orders.
Curated OER
Adding and Subtracting Algebraic Expressions (Combining Like Terms)
Everyone loves math when it includes food! This lesson tries to take the notion of combining like terms in algebra and comparing it to sorting apples and oranges. It takes a step-by-step approach to helping students understand this...
Curated OER
Dividing into Two Parts — Halves
In this fractions learning exercise, students divide pictures into halves to introduce them to fractions. Students complete 3 sets of problems.
Curated OER
Math and Your Local Restaurant
Connect ratios, fractions, scale factor, percents, and elapsed time to restaurants.
Curated OER
Adding Note Values
Students use the values of musical notes to complete math problems. They study the names and values of musical notes, define the word beat as it relates to music. They complete math problems using music note values.
Curated OER
Islamic Inheritance Mathematics
Students determine how a woman's estate is divided among her beneficiaries according to Islamic inheritance law. They add and subtract fractions.
Curated OER
Size-Wise:Healthy Eating Habits
Learners become familiar with portion control. In this healthy habits lesson, students create a meal using pizza and toppings. Learners continue adding toppings and cutting away portions until there is none left. Students recognize...
Shodor Education Foundation
Tree Diagrams and Probability
Aspiring statisticians create tree diagrams and figure probabilities of events based on those diagrams. They practice adding and multiplying fractions and explain complementary probabilities. Students use computers activities to make...
Curated OER
Meter Marker Mania
Students identify integers as rational and irrational numbers. In this algebra lesson plan, students measure and construct number lines using positive and negative integers. They convert between decimals and fractions.
Curated OER
Visualization of Rhythms in 4/4
First graders investigate musical notes. In this music lesson, 1st graders discuss the values of each note by counting the beats accordingly.
Curated OER
Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.
Curated OER
Fraction Strips on Excel
Sixth graders create three different sets of fraction strips using Excel by following a packet of instructions that taper off as the students gain confidence in their knowledge of Excel. They copy and paste the strips into Word so that...
Curated OER
Number Base Clocks
Students investigate place value in base ten. In this number sense lesson, students participate in an online lesson at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base ten to other...
Curated OER
Pyramid in The Desert
Students investigate the Sierpinski triangle and calculate the ratio and area of the triangle. In this fractals lesson, students calculate parts of a Sierpincki triangle. They use Google Earth to help them construct the different parts...
Curated OER
Sieve of Eratosthenes
Students investigate numbers, ways of representing numbers, relationships among numbers and number systems. They comprehend the meaning of operations and how they relate to each other.
Curated OER
Gator Pie, Anyone?
First graders listen to a story, manipulate flannel board figures, and cut soft cookies and paper plates into equal parts.
Curated OER
All About Ratios
Students investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
Curated OER
The Hundreds Board
Students explore the concept of multiples and use a hundreds board to add numbers and then graph them. Afterward, they use the sieve of Eratosthenes to identify prime numbers and discover how numbers change when you add or subtract by ten.
Curated OER
Environmental Graphing
Learners experiment with graphing. In this graphing introduction lesson, students complete four activities: 1) a bar graph based on class birthdays 2) an estimation graph of the raisins in raisin bread 3) another estimation example with...