Curated Video
Graphing Quadratic Functions in Vertex Form
This video will review how to graph a function in vertex form. You will also learn how to find the axis of symmetry and to rewrite the function in standard form. We will also review how to find the value of a given the vertex and one...
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Swimming Competition (Use equivalent fractions to solve word problems involving subtraction of fractions with like and unlike denominators)
Jason is training for the upcoming national swimming competition. This morning he swam a few laps which totaled seven ninths of a mile. In the evening he swam some more laps which totaled two thirds of a mile. How much different is the...
Brainwaves Video Anthology
Nina Zolt - 21st Century Learners
A tenacious advocate for educational equity and teacher advancement through technology, Nina Zolt founded In2Books in 1997, co-founded ePals in 2007, and Cricket Media in 2014. In2Books is a research-tested common core eMentoring program...
Curated Video
Solving One-Step Equations Using a Pan-Balance
Representing and solving one-step equations on a pan-balance.
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Finding Multiples Using Area Models
Find some of the multiples of a one-digit whole number.
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Measuring the Perimeter of Plane Figures Using a Grid
Measure the perimeter of plane figures using a grid.
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How to Write Repeating Decimals as Fractions
This video lesson will introduce the steps of converting a repeating decimal to a fraction algebraically. You will also learn the pattern associated with the number of digits that repeat. Grade 8 Common Core Topics/Standards
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School Laboratory (Make line plots to display measurements in fractions of a unit and use addition and/or subtraction to solve problems based on information presented in line plots)
Draw a line plot of the volume measurement of liquids found in the school’s laboratory and answer questions about them.
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Rounding to the Nearest Ten with a Carry
Round two and three-digit whole numbers to the nearest ten when a carry is needed.
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Door Opening (Identify measurements of special types of angles (e.g. right angles, straight angles, zero angles, acute and obtuse angles))
What does the shape between the door and its edge remind you of?
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Comparing Whole Numbers in Words (Example)
Compare two multi-digit whole numbers in base-ten numerals.
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Subtracting Measurements of Mass
Subtract whole measurements of mass in standard units to make an estimate.
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Describing Data Distributions from Graphed Data
Describe a data distribution from a graph (spread direction, shape symmetric and gaps).
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Categories of Quadrilaterals (Part 2)
Identifying quadrilaterals in a hierarchy based on their properties.
Curated Video
Finding the Area of a Circle
In this lesson on the area of a circle, the teacher explains the formula for finding the area of a circle using pi and the radius. They provide examples and real-world problems for the students to practice with, emphasizing the...
Curated Video
Constructing and Interpreting Two-Way Tables
The video is a lesson on constructing and interpreting two-way tables. The teacher explains the vocabulary associated with two-way tables, such as joint frequencies and marginal frequencies. The teacher also provides examples of two-way...
Curated Video
Geometric Properties to Find the Perimeter of Plane Figures (Part 1)
Find the perimeter of plane figures using the known lengths of their sides and geometric properties.
Curated Video
Applications for Completing the Square
This video is the third in a series relative to completing the square. This video will review how to use the method completing the square to write a quadratic equation in vertex form from standard form. Topics covered in this video:...