Curated OER
Food in History
Students research, predict and offer solutions regarding factors that affect current or future food crops could result in economic, political or social changes.
Curated OER
Planet Picking
Pupils arrange the planets according to their distances from the sun. In this astronomy lesson, students list interesting properties about each planet. They identify an unknown planet photo.
Curated OER
Tortillas
Students convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they demonstrate how...
Curated OER
The Metric System and Significant Figures
Learners compare and contrast the English and Metric system. In this chemistry instructional activity, students demonstrate how to convert English to metric and vise versa. They solve problems following the rules of significant figures.
Curated OER
The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
Curated OER
Capacity Lotto
In this mathematical worksheet, students convert fifteen metric units of capacity and multiply and divide whole numbers by 10, 100 and 1000.
Curated OER
Menu Mania
Learners explore the concept of estimating by watching a video, and discussing the strategies for estimation. They estimate the costs for various menu items, then calculate the exact amount spent.
Curated OER
A thousand seconds
Students use seconds, minutes, and hours. They then discuss the size of a thousand. After that they read time in digital or analogue form.
Curated OER
Discovering the Area and Perimeter of Triangles
Eighth graders identify how to find the area and perimeter of rectangles and triangles. They discuss their understanding of area and perimeter and how the two concepts are applied in the real world. Finally, 8th graders determine the...
Curated OER
Using Tens Frames for the Strategy of Bridging to Ten
Second graders are given a problem. They are shown a fixed frame of 9 and students are asked to say where the six more should go without touching the tens frame. Students are invited to answer the question and show go they got the answer.
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
Area graphics for 7th graders
Students randomly select dimensions for three geometric shapes (square, right triangle and circle). From the graphs they compare and contrast the graphical results of each shape.
Curated OER
Ordering Parts of a Whole
Students review and discuss the task to be completed and how the rubric is used to evaluate it. They each get 6 paper rectangles, 3 of one color and 3 of another color. They cut the rectangles in half two different ways. They repeat the...
Curated OER
Paper Packaging Design
Students discuss the relationship between technology and manufacturing. They then use their ideas to construct a model of a paper board carton package. Next they view a PowerPoint presentation to learn about the history of packaging...
Curated OER
The Take-Awar Bar 1
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...
Math Medics
S.o.s. Math: Algebra
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Better Lesson
Better Lesson: Unit Closure
What is going on in the problem? What are you trying to figure out? What kind of model could you create for this problem? Students apply the skills they have learned throughout Unit 4.
PBS
Pbs: Dividing a Whole Number by a Unit Fraction
Explore division by modeling problems and grouping with manipulatives. This video focuses on dividing whole numbers by unit fractions and modeling the problems with unit blocks.
Khan Academy
Khan Academy: Find 1 on the Number Line
Locate 1 on a number line labeled with 0 and a unit fraction. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. CCSS.Math.Content.3.NF.A.1 Standard 2. Understand a...
Better Lesson
Better Lesson: Unit Closure
What's the best deal? How do you represent equivalent amounts? Students work on these questions as they wrap up Unit 2.
Illustrative Mathematics
Illustrative Mathematics: Fractions on a Line Plot
Students will play a game with a partner to create a line plot with fractions.
Visual Fractions
Visual Fractions: Identify With Lines
Use this interactive site from Visual Fractions to practice identifying numerators and denominators using a number line. You will be given a point between 0 and 1 to name as a fraction.
Other
Ohio Department of Education: Models for Dividing Fractions [Pdf]
This resource consists of a detailed, hands-on lesson plan for dividing fractions using manipulatives such as fraction bars.