Is it a coincidence that fingers are called digits? Did you know that one finger can represent one digit or even six parts? Watch a somewhat confusing video that explains the possibilities of counting to numbers higher than 10 on...

How many ways can you visualize data? An informative video showcases data representations, with specific attention to stem-and-leaf plots and box plots. Viewers also learn to identify and interpret outliers in data.

There is more than one way to prove the Pythagorean Theorem. Euclid and Einstein found the same way to prove the Pythagorean Theorem. The video introduces several other ways to prove the theorem along with the history of its use.

Kindergartners just learning how to count on will love this video. A man and a woman each have a group of cars. The woman counts her five cars, the man counts his four cars, and then they decide to put their cars together. When they do,...

Count and sing along to a music video featuring one engaging ladybug that finds its friends and becomes a group of five. 

There is no better way to present a math problem than within the context of a story. Sal explains how he divides a fraction to solve a word problem where he must determine how many shirts can be made with 48 yards of fabric. Problems...

The number 7 is the star of an engaging music video that sings, spells, and counts the number and showcases items in groups of seven: cats, bowls, monkeys, and more!  

How many of you found the video to be useful? Young statisticians learn about surveys in the 10th installment of the Crash Course Statistics playlist. An informative video describes different sampling methods and possible sources of bias.

Sing out loud and count backward from 10 with a captivating music video featuring the song, Ten in the Bed, in which a group of 10 children share a bed while the littlest one attempts to make more room.

The name of this app may sound a little gross, but there's nothing gross about learning math with game-based practice. Rich and Jennifer demonstrate just how to line up your crackers in order to avoid the goo, and learn some...

The Industrial Revolution and globalization have been a triumph in the developed nations, but served to widen and accelerate the wealth gap between the richest and poorest countries in the world. Explore the differences between the...

What is the probability that someone will draw the same lottery numbers two times in a row? Very small, but it can—and has—happened! Statisticians often work with very large or small numbers. The second lesson in a statistics playlist...

This lesson is a bit more challenging, but Sal provides an excellent step-by-step explanation. He uses of different colors to help learners follow the process for solving this problem. As he solves one problem, he poses another and...

Enhance counting skills with a music video that follows a bubble as it floats through a sunny day, greeting friendly animals, and counting one through 10.   

A bright and colorful animated butterfly takes ten petals and rearranges them in this Sesame Street video. The butterfly shows that ten can be 1 group of ten, 2 groups of five and so on. This video demonstrates the value of ten to early...

Groupings are the way to go! The short video provides a description of the associative property of addition and gives an example. Learners view how to write the property using variables.

Sal takes this word problem apart piece by piece to demonstrate how to divide 18 by two. He underlines important information, determines what he needs to do to solve the problem, and then writes 18/2, three different ways. This resource...

Practice skip counting with a music video that takes scholars on an undersea adventure where a friendly fish counts to 100 by 10. 

What makes data big? The 38th installment in the series Crash Course Statistics provides a definition of big data and its origins. It shows various methods and resources on how to collect big data and how companies use big data for a...

Sal defines ratios. Then he shows how to write ratios three different ways. This concept is then demonstrated with four examples for finding quantities by using ratios.

Use algebraic properties guide to pupils in the right direction. A simple video lesson shows two examples where the instructor distributes a monomial to a binomial or trinomial. The resulting expressions are either linear or quadratic.

This video will help children learn to count and group rocks withPeg and Cat. Peg and Cat share rocks to build a spaceship. Includes a "Teacher Feature" which demonstrates how one teacher used this resource in her classroom. [1:02]

Learn to count groups of whales, sheep, and flowers.

Oscar groups numbers together and counts by tens, fives, and twos when he gives the odd forecast: it's going to be raining cat and dogs.