How many people do you need in a room before two likely share the same birthday? Scholars consider this puzzle by analyzing a set of data. They ponder how to divide the data and determine the proper size of a group for this event to...

Ever wonder where the ideas of land management and forestry came from? Welcome to ancient India! Travel back in time using a video, the fourth in the History of Science series. The narrator describes the relationship between science and...

Why is the weather man wrong so often? Young climatologists discover how chaos rules both weather and climate through a math-based activity. Using an iterative equation, the class examines how small day-to-day weather events total up to...

The first five are red, so they all must be red, right? As part of a larger playlist on basic geometry, the video walks through an example of a conjecture and counterexamples by using a scenario of pulling candy out of a bag.

Let's get specific about the general conclusion. The video, a portion of an extensive geometry playlist, introduces inductive reasoning. Using patterns, the resource explains how inductive reasoning goes from the specific to general.

The fifth practice in the Next Generation Science Standards covers using mathematics and computational thinking. Scholars and scientists watch a video that explains how they use these skills starting in early elementary, and becoming...

Does one formula or set of theorums explain everything in existance? A video ponders whether or not everything in the universe is entirely mathematical. 

How do you create the sound of hydrogen? An interesting video explains how to use mathematical formulas and sound software to translate the spectrum of light that comes from hydrogen into a sound. The resource walks through each step...

Math really is just one big puzzle waiting to be solved. Show learners that math can be intriguing and provide them with visually engaging problems and puzzles. The focus is on solving simple equations and looking at expressions. 

Problem solving is a skill of its own. Learners use a variety of problems to encourage mental math and logic to get the correct answer. Guiding questions are provided along the way to encourage the right way of thinking to help tackle...

Young mathematicians dive into the number line to discover decimals and how the numbers infinitely get smaller in between. They click the zoom button a few times and learn that the number line doesn't just stop at integers. Includes a...

Don't rush into algebra, let learners visualize, guess, and predict their way to a successful math career. The introductory unit incorporates beginner algebraic concepts with shapes instead of variables. Young mathematicians use a...

A 27-page packet full of math games and activities builds on algebra, measurement, geometry, fractional, and graphing skills. Young mathematicians participate in math games collaboratively, promoting teamwork and skills practice.

Think, question, brainstorm, and make your way through a newsletter full of puzzles and word problems. The resource includes 10 different newsletters, all with interesting problems, to give class members an out-of-the box math experience. 

Put on your thinking caps because middle school math has never been more interesting in this huge resource full of thought provoking questions. Written as a newsletter, the resource has 10 two-page newsletters with a variety of...

Order in the court! Turn your geometry classroom into a courtroom and have your pupils defend their proofs. A fun and educational lesson allows both individual and group work with geometric proofs and group presentations in a court of...

Using the concept of a candy vending machine, young mathematicians explore the sugar ratios found in different types of candy. Using the provided information, class members calculate and compare different ratios in order to find the...

While deductive reasoning is something many students are exposed to in everyday life, the rigor of inductive reasoning is often harder to grasp. This excellent skill builder presentation and worksheet breaks down mathematical induction...

Have learners think about the way they solve problems with a self-assessment rubric. With sections for communication, connections, reasoning and proof, problem solving, and representation, kids can rank themselves from level novice to...

Humans have been developing number systems for thousands of years, and while they can be very different from one another, they can also share surprising similarities. Take your young mathematicians on a journey through the history of...

"Show your work!" It's the math teacher's mantra. Support your class with meeting this reasonable requirement with this set of recording paper templates.

Challenge your students to come up with their own explanation of why this interesting mathematical law works! Sal, accompanied by Vi Hart, demonstrates BenfordÕs Law. They challenge the listeners to see if they can give an intuitive...

In an intuitive explanation of why BenfordÕs Law works, Sal Khan and Vi Hart show how the laws seems to model things that grow or decay exponentially.

Challenge your students to come up with their own explanation of why this interesting mathematical law works! Sal, accompanied by Vi Hart, demonstrates BenfordÕs Law. They challenge the listeners to see if they can give an intuitive...