Best educational videos to complement children’s learning. Instructional and ‘how to’ videos that explain concepts and help build essential skills. Find thousands of Khan academy videos, Lumos Learning videos along with many other interesting resources from top publishers. Recommend helpful videos to colleagues, friends, or students. Share feedback and submit reviews.
Relevance Sorting Coins combining like terms
By Curtis Zeisler
Sorting Coins makes them easier to count, just like combining like terms
Example 4: Adding and subtracting polynomials | Algebra I | Khan Academy
By Khan Academy
This video is from Khan Academy. It demonstrates the proper method of adding and subtracting polynomials
Example 3: Using the quadratic formula | Quadratic equations | Algebra I | Khan Academy
By Khan Academy
Khan explains how to find solutions and graph them using the quadratic equation.
How to use the quadratic formula | Polynomial and rational functions | Algebra II | Khan Academy
By Khan Academy
This instructor in this video, Sal Khan, explains the quadratic formula. Mr. Khan uses computer software (with different colors) to illustrate his points. Sal Khan is the recipient of the 2009 Microsoft Tech Award in Education. The viewer may want to open the video to 'full screen' as the instructor fits a lot of information on a dark screen.
Completing the square for quadratic formula | Quadratic equations | Algebra I | Khan Academy
By Khan Academy
Completing the Square 4-From Khan Academy
Formula for finite geometric series
By Khan Academy
Khan Academy presents Formula for finite geometric series, an educational video resource on math.
Ex 2: Set Problem Solving - Find the Number of Element in the Union of Two Sets Using a Formula
By Mathispower4u
Ex 2: Set Problem Solving - Find the Number of Element in the Union of Two Sets Using a Formula
Introduction to function inverses | Functions and their graphs | Algebra II | Khan Academy
By Khan Academy
Introduction to Function Inverses. Mr. Khan uses the Paint Program (with different colors) to illustrate his points. Sal Khan is the recipient of the 2009 Microsoft Tech Award in Education. The screen gets busy (and dark)--the viewer may want to open to 'full screen' to see everything. The sound is a little low.
Maxima and Minima Part 1
By AlRichards314
This lesson shows how to find local maxima or minima for a quadratic relation using the Completing the Square Method. This is the first of a three part lesson. To find the second part search for Maxima and Minima Part 2. This is one of a series of math video lessons created for the MPM2D grade 10 Academic math course in the province of Ontario, Canada.
Polynomial... or NOT?! Recognizing Polynomials, the degree and some Terminology
By PatrickJMT
The instructor explains how to recognize polynomials. The definition of a polynomial is given with a step by step approach to deciding whether or not a given expression is a polynomial. The instructor uses a pad and paper for demonstration.