Curated OER
Who's In The Fact Family?
Students study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
Pennsylvania Department of Education
Extending Pattern Understandings
Students use shapes and manipulatives to demonstrate patterns. In this patterns lesson plan, students also break up patterns to identify a pattern unit.
Curated OER
Water Usage and Conservation
Young scholars investigate water usage at school and at home. They use graphs and tables to evaluate water usage. Students describe possible water conservation measures. They use graphs and tables to relate data as part of a written report.
Curated OER
Number Theory and Fractions Vocabulary
For this fractions vocabulary worksheet, students match a set of 15 number theory and fraction vocabulary words with their definitions. Answers are included on page 2.
Curated OER
Venn Diagrams & Word Problems
Students explore the concept of Venn Diagrams through word problems.  In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams.  Students use survey results about MySpace and Facebook in a Venn...
Curated OER
Company is Coming
Students find a recipe for pancakes on the web then figure out how to half the recipe then figure how to make 3/4 of the pancakes.
Curated OER
Zeros and Blackbirds
Fifth graders convert kilometers to miles and calculate the range that historical aircraft can travel. They choose destinations by distance that can be traveled without refueling.
Curated OER
Number Line Math
Second graders use a number line to practice subtraction.  In this subtraction lesson, 2nd graders use a number line to count backwards.  Students participate in mad math activities and solve problems.
Curated OER
Squirt
Fourth graders using the idea of "how many more squirts"  fill a container to develop multiplicative thinking. They also investigate  the idea of conservation of volume when working with oddly shaped containers. They attempt to use...
Curated OER
Making Rectangles
Students study rectangles. In this math lesson, students use numbers, measurements and geometry to draw rectangles of varying sizes.
Curated OER
Buying My First Car
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.
Curated OER
Make a Zoo
In this unit students work in groups to find out about an endangered animal species. They design a zoo enclosure for the animal and build a scale model. Together the class constructs a zoo! In the process of planning and building the zoo...
Khan Academy
Khan Academy: Divide Decimals 3
Dividing decimals by whole numbers like 8.8/4. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Estimating With Dividing Decimals
Student practice estimating with dividing decimals.
Khan Academy
Khan Academy: Dividing Decimals: Hundredths
In this exercise, students practice dividing decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Dividing Decimals 1
In this exercise, students practice dividing decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Dividing Decimals 2
In this exercise, students practice dividing decimals. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Divide Decimals 5
Dividing larger whole numbers by whole numbers to get decimals. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Dividing Decimals: Thousandths
In this exercise, students practice dividing decimals in the thousandths place. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Divide Decimals 1
Dividing whole numbers to get a decimal quotient. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Divide Decimals 7
Dividing numbers by 0.1 or 0.01 like 7/0.1. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Dividing Decimals 2
Divide a whole number by a number written to the tenths or hundredths place. Quotients may include decimals. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Dividing Decimals: Hundredths
Divide two numbers. Divisors, dividends, and quotients can include decimals written to the tenths or hundredths place. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.