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Assessment
Curated OER

2000 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
In this chemistry olympiad problem solving instructional activity, chemistry pupils solve eight problems on a variety of topics including periodic trends, phase changes, ionization reactions, catalysts and titrations.
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Assessment
Curated OER

1999 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
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Assessment
Curated OER

2001 U.S. National Chemistry Olympiad National Exam Part II

For Students 9th - 12th
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a local...
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Lesson Plan
Curated OER

Bug Village

For Teachers 1st - 3rd
Create critter crafts! A few safety precautions regarding the glue gun or sharp acorns sticks will not stop your students having fun! Cute pictures help inspire and there are endless ways to create. A class could have a completely open...
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Lesson Plan
Curated OER

Symmetry of the Addition Table

For Teachers 1st - 3rd Standards
Help your class discover the commutative property of addition with this exploration of the addition table. By folding and coloring the table, a symmetry is found that directs students to an understanding of this crucial mathematical...
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Activity
Curated OER

Fantastic Journeys

For Teachers 7th - 12th
In this activity, students will design a theme park attraction based on a fantastic journey from literature, film, or their own imaginations.
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Lesson Plan
Curated OER

Holidays

For Teachers 9th - 12th
High schoolers make a list of all of the national holidays and explain why we celebrate them. They create a holiday based on their culture, gender, or generation and then debate and defend the creation of their holiday in class. They...
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Worksheet
Curated OER

Quadrilaterals

For Students 10th
In this quadrilaterals worksheet, 10th graders solve and complete 34 various types of problems. First, they fill-in the family tree with the names of the shapes of quadrilaterals shown. Then, students list the quadrilaterals that have...
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Worksheet
Curated OER

Congruence Statements

For Students 10th
In this congruence statements worksheet, 10th graders solve and complete 16 various types of problems. First, they complete each congruence statement listed. Then, students graph each set of points on the coordinate plane provided. They...
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Worksheet
Curated OER

Quadrilaterals

For Students 10th
In this quadrilaterals worksheet, 10th graders solve and complete 22 various types of problems. First, they state the specific name for each shape illustrated. Then, students use the properties of a rhombus, rectangle, or square to solve...
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Worksheet
Curated OER

Simplifying Ratios

For Students 10th
In this simplifying ratios worksheet, 10th graders solve and complete 24 various types of problems. First, they complete each ratio and reduce when necessary. Then, students find the length and width of each rectangle described. They...
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Worksheet
Curated OER

Inequalities

For Students 8th - 9th
In this inequalities instructional activity, students solve and complete 21 various types of problems. First, they graph the intersection of each graph shown. Then, students graph the union of each graph. In addition, they write the...
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Worksheet
Curated OER

Trigonometric Function

For Students 10th
In this trigonometric function worksheet, 10th graders solve and complete 26 various types of problems. First, they use a calculator to find each value and each angle. Then, students state which trig function they used to find each given...
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Worksheet
Curated OER

Functions and Relations

For Students 11th
In this functions and relations worksheet, 11th graders solve and complete 15 various types of problems. First, they find the slope and y-intercept for each function given. Then, students find the slope of the line passing through the...
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Worksheet
Curated OER

Similar Polygons

For Students 10th
In this similar polygons worksheet, 10th graders solve and complete 20 various types of problems. First, they solve each proportion. Then, students write a ratio expressing the slope of a line through each pair of points. In addition,...
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Worksheet
Curated OER

Circles

For Students 10th
In this circles worksheet, 10th graders solve and complete 16 various types of problems. First, they state the center and radius for the given equation and graph. Then, students determine if each point is on the circle, in its interior,...
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Worksheet
Curated OER

Trigonometric Graphs

For Students 11th
In this trigonometric graphs instructional activity, 11th graders solve and complete 16 different problems. First, they determine the period of the given functions. Then, students describe the period, amplitude, and vertical shift of...
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Worksheet
Curated OER

Graphing Functions

For Students 11th
In this graphing functions worksheet, 11th graders solve and complete 10 different types of problems. First, they graph each function and list the asymptote, domain and range for each. Then, students sketch each graph. They also draw and...
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Worksheet
Curated OER

Perimeter

For Students 10th
In this perimeter instructional activity, 10th graders solve and complete nineteen various geometry problems. First, they find the length of given segments in addition to the perimeter of a kite. Then, students find the value of a...
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Worksheet
Curated OER

Angle Measurements

For Students 10th
For this angle measurement worksheet, 10th graders solve and complete 9 different word problems. First, they read the word problems carefully. Then, students draw a picture that represents each problem and solve. Finally, they find side...
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Worksheet
Curated OER

Right Triangles

For Students 10th
In this right triangles worksheet, 10th graders solve and complete 13 different problems. First, they find the lengths of both missing sides. Then, students find the altitude of an equilateral triangle given the measure of one side. They...
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Worksheet
Curated OER

Evaluating Functions

For Students 11th
In this evaluating functions worksheet, 11th graders solve and complete 24 various types of problems. First, they evaluate the functions for the given values. Then, students graph each of piecewise functions. They also write an equation...
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Worksheet
Curated OER

Scientific Notation

For Students 9th
In this scientific notation worksheet, 9th graders solve and complete 6 different types of problems. First, they rewrite each in scientific notation. Then, students simplify the expressions given. They also solve each equation by...
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Worksheet
Curated OER

Quadratic Functions

For Students 9th - 11th
In this quadratic functions worksheet, students solve and complete 16 various types of problems. First, they find the information for each equation and graph each problem on a grid. Then, students write the quadratic functions in...