American Chemical Society
Forming a Precipitate
Can you mix two liquids to make a solid that is insoluble? Yes, you can, and pupils see this as the lesson uses more than one combination of liquids to form a solid. Through two teacher demonstrations and a hands-on activity, scholars...
Curated OER
Profit of a Company
Your business executives choose which of three equivalent forms of a quadratic equation is the most useful for finding various pieces of information in this task centered on a company's profits.
Curated OER
Place Value Through Hundred Thousands
Learners write four specific numbers in standard form and the value of the underlined digit in three specific numbers in short word form. They write one specific number in word form, short word form and in expanded form, and solve one...
Curated OER
Place Value Through Hundred Billions - Practice 1.3
In this recognizing place value through hundred billions activity, students write numbers in standard form, value of underlined digits in short word form, numbers in expanded form using exponents, and algebra equations. Students solve...
Concord Consortium
Forming a Molecular Bond
They say two's company, but three's a crowd... unless you're talking about molecular bonding! Chemistry scholars experiment with two- versus three-atom bonding in an engaging simulation. Learners must place the third atom in a location...
College Board
2007 AP® Microeconomics Free-Response Questions Form B
In many industries, one company has a monopoly or has government assistance. How does this affect profits and the economy at large? A set of problems from College Board explores this.
College Board
2009 AP® Microeconomics Free-Response Questions Form B
Two transportation companies must decide the best way to compete. How will that decision affect their prices? Using College Board materials, future test takers examine the problem and think critically to solve it. Other prompts examine...
College Board
2004 AP® Microeconomics Free-Response Questions Form B
A company enjoys a monopoly. What happens to its profits when another firm introduces a similar product? Learners consider the case using questions from College Board. Other prompts include the effects of sales taxes and supply and...
College Board
2005 AP® Microeconomics Free-Response Questions Form B
A rabies vaccine company has a monopoly, but fluctuations in wages are impacting its profits. A series of questions from College Board considers the problem. Other practice questions include an examination of price and output curves and...
Curated OER
Wall Reading
Students are given practice in scan reading and in revising verb forms. They are given copies of Worksheet 2. Students are told that they should answer all the questions on the Worksheet and that it is a 'race.' They use thier short-term...
Essential Energy
Being a Safety Star (Stage 3)
A spark of static electricity contains up to 3,000 volts, while a lightning strike contains around 3,000,000 volts. To understand electricity, its power, and the safety considerations relating to it learners engage in a comprehensive...
Curated OER
Writing Equations in Slope-Intercept Form
Use this worksheet to write equations in both point-slope form and slope-intercept form. Start by writing equations given one point and the slope and finish by writing equations given two points and a few real-world applications. The...
Curated OER
Vocabulary Formation Worksheet 4
In this vocabulary formation worksheet, 5th graders fill in the blank in eight sentences as they form new words from the root words at the end of each sentence.
Curated OER
Vocabulary Formation Worksheet 12
In this forming new words worksheet, 5th graders read, interpret and fill in the blanks in each sentence with a new word formed from the base word at the end of each sentence.
Curated OER
Place Value of Whole Numbers Through One Million
Third graders construct numbers to the millions place. In this 30-page place value instructional activity, learners create numbers and evaluate the place value of digits. They explore standard and expanded form of numbers. An incredible...
Curated OER
Subtract in Vertical Form Practice 3.7
In this subtracting in vertical form worksheet, students complete subtraction facts using pictures, solve differences, and choose the correct multiple choice answer. Students solve ten differences.
Curated OER
Systems of Linear Inequalities in Standard Form -- Lecture
Students participate in a lecture about linear inequalities. Individually, they graph different inequalities and describe its solution. They participate in a demonstration in which they solve a system of inequalities and complete a...
Workforce Solutions
Egg-streme Sports
Here's a new twist in the egg drop competition. Using only six inches of tape, four straws, and 2 pieces of newspaper, teams build a structure that keeps an egg from breaking when dropped. What's different about this project is that the...
California Polytechnic State University
Australian Geography Unit
At the heart of this resource is a beautifully detailed PowerPoint presentation (provided in PDF form) on the overall physical geography of Australia, basic facts about the country, Aboriginal history, and Australia culture and lifestyle.
Curated OER
Place Value - Practice 1.1
Upper elementary learners write four numbers with and without decimals, in both word form and expanded form. Next, they write four numbers which are given in both expanded and word form in standard form. Pupils answer two questions where...
Florida Center for Instructional Technology
Two for One Box Company
Given a box of certain dimensions, young mathematicians must determine if a box that is twice as big, actually holds twice as much. This is a brain-teaser of a problem. The worksheet provides a handy table that has learners calculate the...
NASA
Project X-51
In a nose-cone to nose-cone competition, which rocket will prevail? Teams form rocket companies to design and build a rocket while competing against other teams in an economic challenge. The team that comes up with the best benefit/cost...
Curated OER
Two for One Box Company
Here is a challenging and thought-provoking math worksheet. In it, learners work together to construct a variety of boxes of different sizes to see if doubling the size of a box really means it can hold twice as much stuff as the...
Curated OER
Two for One Box Company: Student Worksheet
Fifth and sixth graders work alone or in pairs to determine the volume of paper boxes of various dimensions. Pupils write ratios of dimensions and volumes.