Free Educational Videos for Students in K-12

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.

Sequences - Examples showing convergence or divergence

By PatrickJMT

This video offers some great examples showing convergence or divergence of sequences.

Graph Functions and Relations

By MathPlanetVideos

This video from MathPlanet provides an overview of algebraic concepts related to graphing functions and relations.

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.

Example: Graphing a quadratic

By Khan Academy

YouTube presents Quadratic Functions 1, an educational video resource on social science.

Identifying Rational Zeros

By ProfKeester

This video will explain how to use the Rational Zeros Theorem to find the zeros of a polynomial.

Graphing Absolute Value Functions Pt III

By charlie Lindelof

YouTube presents Graphing Absolute Value Functions Pt III, an educational video resource on mathematics.

Finding Trigonometric Functions of Any Angle

By Michael Lipp

Finding Trigonometric Functions of Any Angle

Chord Properties/Pendicular Bisector

By mathwithmrbarnes

This video from Math with Mr. Barnes describes the basic properties of Chords in a circle, and also provides an introduction to the perpendicular bisector.

Triangle medians and centroids (2D proof) | Geometry | Khan Academy

By Khan Academy

Showing that the centroid is 2/3 of the way along a median. All Khan Academy content is available for free at