+
Worksheet
Curated OER

Comparing Ratios

For Students 6th - 7th
For this comparing ratios worksheet, students solve and complete 3 different problems using the screens shown. First, they write a ratio that compares the shaded part to unshaded part illustrated. Then, students use the same grid to...
+
Lesson Plan
Curated OER

Computer Titration Lab Simulation

For Teachers 9th - 12th
Students perform a lab simulation for a titration of monoprotic and diprotic acids. In this titration simulation lesson plan, students use a computer program to neutralize an acid with a base and compute the unknown concentration of the...
+
Worksheet
Curated OER

Water Quality

For Students 6th - 12th
In this water worksheet, students determine the factors that effect the solubility of gases, calculate the percent concentration of solutions, and give the balanced chemical equation for photosynthesis. This worksheet has 18 short answer...
+
Worksheet
Curated OER

Moles, Stoichiometry, and Concentration

For Students 10th - Higher Ed
In this stoichiometry instructional activity, students practice calculating moles, molar mass, and percentage composition of given compounds. This instructional activity has 55 problems to solve.
+
Study Guide
Reed Novel Studies

The Boy in the Striped Pajamas Film Study

For Students 5th - 8th Standards
According to John Betjeman, "Childhood is measured out by sounds and smells and sights, before the dark hour of reason grows." With The Boy in the Striped Pajamas film study, scholars work in small groups to discuss the quote and other...
+
Lesson Plan
Kenan Fellows

Solutions

For Teachers 9th - 12th Standards
Scientists require specific chemical solutions for their experiments. In the seventh and final installment in a series that integrates chemistry and algebra II, scholars learn to set up a system of equations to solve the volume of a...
+
Worksheet
Curated OER

Mixture Word Problems

For Students 9th - 10th
In this algebra worksheet, students solve word problems related to mixtures. They figure out cost per kg, concentration of chemicals and percent of mixtures. There are 12 problems with an answer key.
+
Lesson Plan
Curated OER

Sea Ice: Unscrambling the Egg Code

For Teachers 5th - 8th
Young scholars determine sea ice thickness, concentration, and floe size by reading egg codes.  In this sea ice conditions lesson, students color code a map based on prescribed criteria and use the maps to identify changes in sea ice...
+
Lesson Plan
Curated OER

Dripping Wet or Dry as a Bone?

For Teachers 4th - 6th
Students use a sponge and water model to explore the concept of relative humidity and create a percent scale. They define humidity and saturation, build a simple humidity/saturation model, collect, predict and interpret data, and create...
+
Worksheet
Curated OER

AP Chemistry-Solution Chemistry Practice Problems

For Students 10th - 12th
In this solutions activity, students solve fifteen problems including finding molar concentrations, writing net ionic equations, determining molarity of solutions, identifying oxidized and reduced agents and finding mass percent of...
+
Lesson Plan
Curated OER

Mixing Up Ratios

For Teachers 9th - 10th
Students solve problems of ratio and proportions using hands on. In this algebra lesson, students vary the concentration of a fruit drink using parts of a ratio.
+
Lesson Plan
Curated OER

Olympic Solar Energy

For Teachers 3rd - 12th
Young scholars use cardboard and aluminum foil to construct a solar oven that concentrates enough sunlight to cook a hotdog. They review the history and use of solar energy in relation to the Olympics.
+
Lesson Plan
Curated OER

Concentrations of Solutions

For Teachers All
Students solve problems involving the molarity of a solution.  In this solutions lesson students calculate the molarity and mole fraction of a solution and solve problems involving mass and volume. 
+
Lesson Plan
Curated OER

Ranking Salinity

For Teachers 11th - 12th
Students explain the uses of titration in chemistry and in industry. In this chemistry lesson, students determine the concentration of an unknown solution using titration. They calculate the percent of salt in saline solutions.
+
Lesson Plan
Curated OER

Read the Label

For Teachers 2nd - 6th
Students read the Nutrition Fact labels to make healthy choices. In this health lesson, students look at labels to identify fat content, protein, carbohydrates, and serving size. They play games with different labels such as Narrow It...
+
Lesson Plan
Curated OER

Determination of the percentage of Acetic Acid in Vinegar

For Teachers 10th - 12th
Students determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore the...
+
Lesson Plan
Curated OER

Cancer Warrior

For Teachers 5th - 12th
Students perform an experiment to determine how different salt concentrations affect the liver's ability to break down toxic hydrogen peroxide. They record and average their data which is then graphed.
+
Lesson Plan
Curated OER

I Have the Solution!

For Teachers 10th - 12th
Young scholars explain how to make solutions with specific concentration. In this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.
+
Lesson Plan
1
1
Social Media Toolbox

Social Media Survey

For Teachers 6th - 12th Standards
Survey says ... social media is here to stay! How do the pupils in your school use social media? Using lesson four from a 16-part series, The Social Media Toolbox, learners study surveys and create their own. The resource includes...
+
Lesson Plan
Carnegie Mellon University

Ocean Acidification

For Teachers 9th - 12th
After brainstorming what they know about ocean acidification, youngsters place eggs in acid to determine the effects on calcium-containing organisms, and add carbon dioxide to solutions with sea shell material to discover the impact on pH. 
+
Lesson Plan
Curated OER

Lesson 3 - Marijuana

For Teachers 2nd - 3rd
It's never too early to talk to your young grade schoolers about the dangers of marijuana. Here's a short lesson to discuss some basic information about what happens to the body and the brain when someone smokes marijuana. After the...
+
Worksheet
Curated OER

Chemistry Midterm Practice Exam

For Students 9th - 12th
A comprehensive practice exam, this resource covers many areas of chemistry. The test includes 71 multiple choice questions on topics such as problem solving, chemical equations, chemical formulas, thermodynamics, acids and bases, and...
+
PPT
National Energy Education Development Project

Introduction to Solar Energy

For Teachers 9th - 12th Standards
People have been using solar energy for many generations to dry crops, heat homes, and for light. This presentation explains how now it is possible to capture the solar energy and store it for future use, details how and where people use...
+
Activity
Howard Hughes Medical Institute

Lactase Persistence: Evidence for Selection

For Teachers 9th - 12th Standards
What's the link between lactase persistence and dairy farming? Biology scholars analyze data to find evidence of the connection, then relate this to human adaptation. Working individually and in small groups, learners view short video...