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Middle School World History
A 22-lesson Middle School World History unit uses a unique problem-solving approach to teach tweens economic history. After reading articles that provide background information, pupils engage in activities and simulations that require...
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Crash Course: Media Literacy
Viewers take a Crash Course in Media Literacy. They watch 12 videos that take them through media history, the positive and negative effects of media, and regulations and policies affecting media producers. The series aims to help viewers...
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American Chemical Society: Middle School Chemistry
Introduce middle schoolers to the basic principles of chemistry with a curriculum set packed with activities and experiments that let learners explore the attractions and motion of atoms and molecules, the state changes of water,...
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Middle School Chemistry: Chapter 6 - Chemical Change
Catalysts, reactants, or products? The final unit in the middle school chemistry module examines chemical changes. Tweens perform experiments to determine what factors impact the rate of chemical reactions, study energy changes, both...
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Chemistry Lessons
A collection of 26 videos provides young chemists with help with concepts and topics that many find confusing. The narrator offers clear explanations, practical advice, and uses multiple examples to ensure understanding. Great for...
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A Catalyst and the Rate of Reaction
More than 90 percent of chemical products are made using a catalyst. Lesson demonstrates the way a catalyst changes the rate of reaction without altering the chemical reaction. A catalyst doesn't appear as a reactant or a product, yet it...
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Temperature and the Rate of a Chemical Reaction
Putting glow sticks in the freezer makes them last longer, but why is that? Lesson focuses on how temperature impacts the rate of a chemical reaction. It begins with a teacher demonstration, then scholars design their own experiments...
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Controlling the Amount of Products in a Chemical Reaction
Everyone enjoys combining baking soda and water. Here is a lesson that challenges scholars to analyze the reaction three different ways — the real substances, the chemical equation, and the molecular models. Class members experiment to...
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Reactants, Products and Leftovers
Did you know when you mix the reactants sulfur, tungsten, and silver, you get the products SWAg? The simulation begins with making sandwiches, to show pupils reactants and products of something familiar. They then can make water,...
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The Effects of Heat and Acid on the Enzyme Catalase
How quickly do enzymatic reactions occur? Assist the class as they examine heat and pH change to determine the rate of chemical reactions using catalase as an enzyme. Watch them "glow" with excitement!
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Making Math More Fun
Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a game...
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2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
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2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
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2001 U.S. National Chemistry Olympiad - Local Section Exam
Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...
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Multiplication PowerPoint
Providing a step-by-step explanation of two-digit multiplication, a list of vocabulary words associated with this concept, and great examples, this resource would be a terrific classroom addition. Besides the set of of simple...
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Times Tables - Multiplication
Introduce students to multiplication through this fantastic math worksheet. Provides beginners with an explanation of multiplication as repeated addition using pictures to help students visualize the meaning and process of multiplying....
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Math Crossword Puzzle x 8
Another terrific math worksheet. In this one, learners answer multiplication facts dealing with multiples of six. They write the correct number beside the problem and then spell the answer in the crossword puzzle. There are ten problems...
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Product of Primes
Here it is ... a video that shows the prime way to learn about prime factorization. Scholars watch an instructional video that shows how to find the prime factorization of a number. The method shown in the video is prime factorization...
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Isabella’s Garden
Create rows and rows of vegetables. Pupils use their knowledge of multiplication to find the number of vegetable shoots planted in a garden and ways to arrange the vegetables in the performance task. Teachers use the suggested unit...
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Area Model Introduction
Provide two views of multiplication. The introduction to an area model application has two modes. One mode shows the area of simple multiplication up to 12 by 12. The second mode shows how area models can be partitioned leading to the...
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Estimation of Whole Number Multiplication and Division: Lettuce Garden
Estimating whole number multiplication and division is the focus of an interactive that uses a garden plot with moveable points to answer six questions.
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Simplify a Product of Expressions with Neg Exponents (2 Methods)
Which method works best for you? Using a product, an informative video shows two methods to simplify the resulting expression. One method starts by rewriting the expression with only positive exponents. The other method uses the...
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The Columbian Exchange
What did you have for dinner last night? Many scholars ask that question without considering the history behind the foods they eat. Using a simulation, scholars investigate how the foods they eat are the product of the Columbian...
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Qualitative Analysis of Eleven Household Chemicals
Chemical and physical properties give compounds an identity. Learners use the identity of a compound to predict what it is. By performing different tests like solubility, flame, heat, and reactions, individuals attempt to identify an...