Interactive3:21
Scholastic

Study Jams! Transformations

7th - 9th Standards
Flip, spin, and shift with this vocabulary-rich video on transformations. Learners watch different movements and see how to move an object without affecting its size. The video follows with a multiple choice assessment that...
Instructional Video4:49
TED-Ed

The Mathematical Secrets of Pascal’s Triangle

7th - 12th Standards
This modern animation and discussion of the ancient secrets of Pascal's triangle manages to be topical, engaging, and mathematically deep all at the same time. A great introduction to the power of number theory across multiple math...
Instructional Video4:10
1
1
TED-Ed

The Last Banana: A Thought Experiment in Probability

7th - 12th Standards
Your learners will be surprised by the thought-provoking, counterintuitive puzzle presented in this short video that models a fun, fictional situation in which a game is played with two number cubes to decide which of two people wins a...
Lesson Plan7:31
Curated OER

Inside OKCupid: The Math of Online Dating

9th - 12th Standards
Capture the hearts of your young statisticians with this real-life example of using statistics in online dating. The use of average and geometric mean are discussed in the context of creating the algorithm used to connect people.
Lesson Plan3:42
TED-Ed

How Many Ways Can You Arrange a Deck of Cards?

9th - 12th Standards
Entertain and grab your learners' attention with a short video clip that engagingly teaches the concept of a permutation and how a factorial is a wonderful shortcut for theoretical probability calculations.
Interactive3:18
Scholastic

Study Jams! Multiplication

3rd - 4th Standards
What does baking cupcakes have to do with multiplication? Watch this video and find out as your class learns that multiplication is the repeated addition of equal groups. Properties of multiplication are also introduced with...
Interactive1:45
Scholastic

Study Jams! Properties of Addition

1st - 3rd Standards
Zoe from the StudyJams! crew brings the properties of addition to life by clearly explaining the meaning of the associative, commutative, and identity properties as she collects photos for an album. Listen to the included karaoke song...
Interactive
2
2
Scholastic

Study Jams! Fractions

3rd - 5th Standards
What can quesadillas teach your class about fractions? More than you might think. AJ and Zoe from the StudyJams! crew use this Mexican cuisine to explain how fractions are just equal parts of a whole, defining the key terms numerator and...
Instructional Video3:56
Khan Academy

Ratio And Proportion

7th - 10th Standards
Both intuitive and logistical steps bring Sal and the viewers to the correct answers in these problems using ratio and proportion. An equation with ratios introduces the video, and the skills from that problem lend well to the word...
Instructional Video2:54
Khan Academy

Multiplying and Dividing with Inequalities Example, Linear Inequalities, Algebra I

7th - 8th Standards
Sal expounds on the concept of solving and graphing one-step inequalities. He solves two practice problems along the way. If shown in conjunction with Khan's other inequality video lesson, they would make a great lesson on inequalities.
Instructional Video1:54
Khan Academy

One-Step Inequality Involving Addition, Linear Inequalities, Algebra I

6th - 8th Standards
Practice problems are great ways to engage your charges with a new concept. Sal solves for x + 8 less than or equal to six and then graphs the solution. First, he subtracts eight from both sides, and then he subtracts six. Next, he draws...
Instructional Video8:02
Khan Academy

Multi-Step Inequalities, Linear Inequalities, Algebra I

6th - 8th Standards
Complete an algebra lesson with this video on evaluating and solving multi-step inequalities. Sal Khan completes several practice problems, explaining his process while exemplifying strong teaching skills. Each problem is different and...
Instructional Video1:04
Khan Academy

Rounding Whole Numbers 3, Arithmetic Properties, Pre-Algebra

3rd - 5th Standards
Sal Khan completes the three-part rounding series with this Khan Academy video on rounding to the nearest 10. He references the actions taken in video two, so students would be best served if all three videos were shown in sequence.
Instructional Video16:21
2
2
Flipped Math

Secants and Tangents

9th - 12th Standards
Put the vertex in, put the vertex out. Pupils explore theorems about the relationships of lengths of segments and angles of line segments that intersect inside or outside the circle. Learners use the theorems to solve problems involving...
Instructional Video19:21
2
2
Flipped Math

Intercepted Arcs

9th - 12th Standards
Intercept the class's learning on circles. Pupils learn the relationship between intercepted arcs and inscribed angles. The scholars use that information to find the relationship of angles in an inscribed quadrilateral and an angle...
Instructional Video19:13
2
2
Flipped Math

Chords and Arcs

9th - 12th Standards
Congruence breeds congruence. Pupils learn three more circle theorems dealing with congruent chords and arcs. Learners use the theorems to find the measures of chords and arcs in circles by applying previously learned concepts in the...
Instructional Video14:27
2
2
Flipped Math

Tangents to Circles

9th - 12th Standards
Touch a circle once. Individuals watch a video and learn two theorems related to tangents and circles. The pupils then apply the theorems to find missing angle measures and lengths in figures. At the end, they practice their skills on...
Instructional Video16:02
2
2
Flipped Math

Unit 9 Review: Area of Polygons

9th - 12th Standards
It's time to show what you know! Individuals first review finding the area of polygons using the formulas from parallelograms to regular polygons. They then brush up on finding the area and circumference of circles, as well as reviewing...
Instructional Video21:05
2
2
Flipped Math

Circles and Arc Lengths

9th - 12th Standards
Discuss all things round and round. Pupils review finding area and the circumference of circles and use them to solve problems. Next, they learn about central angles and their relationships to measures of arcs. Learners then find out how...
Instructional Video20:08
2
2
Flipped Math

Trig Ratios

9th - 12th Standards
Take ratios of sides to a new level. Pupils learn the definitions of the three basic trigonometric ratios in right triangles. Using the definitions, scholars find missing lengths in right triangles, based on a known angle. Individuals...
Instructional Video7:06
2
2
Flipped Math

Unit 7 Review: Right Triangles

9th - 12th Standards
It is all right to spend some time with a review. After watching a short review video covering the materials from the unit, pupils work through 23 review problems. Scholars work on problems involving the Pythagorean Theorem and its...
Instructional Video12:58
2
2
Flipped Math

Pythagorean Theorem and Its Converse

9th - 12th Standards
Make sure it is all right in class. Pupils review the Pythagorean Theorem and find sides of right triangles, either by simplifying radicals or using calculators to find approximate lengths. Learners find out how to use the converse to...
Instructional Video5:17
2
2
Flipped Math

Unit 3 Review: Parallell and Perpendicular Lines

9th - 12th Standards
Learners watch a quick review on the Parallel and Perpendicular Lines unit. The pupils work through ten review problems ranging from identifying types of angles formed by parallel lines and transversals to writing equations of parallel...
Instructional Video12:58
2
2
Flipped Math

Slopes of Parallel and Perpendicular Lines

9th - 12th Standards
Apply slopes and not slipping. Learners discover the relationship between slopes of parallel and perpendicular lines. Individuals use that information to find equations of lines through a given point that is either parallel or...