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Lesson Planet

Determination of the Percent Hydration and the Simplest Formula of a Hydrate

For Students 9th - 12th Standards
Does the crystal structure of a hydrated solid determine the proportion of water absorbed, or does the application of heat change the absorption? Scholars experiment with both variables to determine the answer. They add their collected...
Lesson Planet

Determination of the Correct Stoichiometry of a Single Replacement Reaction

For Students 9th - 12th Standards
Many young scientists don't realize iron exists in two different forms in nature. During an enlightening experiment, they react iron with copper sulfate to cause a single replacement reaction. Then, they determine the correct...
Lesson Planet

The Water Lab – Spreadsheet Simulation

For Students 9th - 12th Standards
More than 70 percent of people and 90 percent of businesses use spreadsheets regularly. While many courses overlook the important skill, the simple water lab focuses on entering spreadsheet data, formatting it, and printing plots based...
Lesson Planet

Determination of the Specific Heat of an Element

For Students 9th - 12th Standards
Many periodic tables mention specific heat, but how do scientists determine those numbers? Scholars attempt to find the specific heat of a metallic element by using a calorimeter. Three experimental trials ensure accuracy, and analysis...
Lesson Planet

Heat of Reaction and Hess's Law

For Students 9th - 12th
Melting and burning might seem like opposites, but both exist as common examples of exothermic reactions. Scholars work with three different exothermic chemical reactions to determine the enthalpy changes. They measure and mix chemicals,...
Lesson Planet

Gas Pressure and Volume Relationship

For Students 9th - 12th Standards
Do your high school scientists know the four methods scientists use to communicate information? A simple experiment discovering the relationship between gas pressure and volume allows pupils to practice all four. After completing the...
Lesson Planet

Replacement of Hydrogen by a Metal

For Students 9th - 12th Standards
As the most abundant element on the earth, hydrogen requires no replacement. Yet scholars learn to replace hydrogen with a metal to liberate the hydrogen gas. A simple procedure and data table include the necessary information and...
Lesson Planet

The Periodic Law

For Students 9th - 12th Standards
Time to put the knowledge to the test! Young scholars take what they know about the periodic table and build their own from scratch. Using clues from 26 different elements, they place elements in a blank periodic table. The clues include...
Lesson Planet

Isotopes and Atomic Mass – Determination of the Average Atomic Mass of Pastium

For Students 9th - 12th
Sometimes modeling is the best approach to working with microscopic particles. A lab investigation models a fictional element using pasta. The setup uses three different pasta types to represent three different isotopes. Learners...
Lesson Planet

Effect of Solutes on Boiling Point

For Students 9th - 12th
Anyone that lives around snow knows that adding salts to water increases its melting point. Are there solutes that affect the boiling point as well? A scientific experiment has learners add different solutes to water and then monitor the...
Lesson Planet

Acid-Base Indicators

For Students 9th - 12th Standards
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
Lesson Planet

Crisis in Berlin: Decisions Game!

For Students 9th - 12th Standards
The Cold War did not begin with a bang, but with a swift tactic that reflected the Soviet Union's growing distrust of its former Allies. High schoolers choose either the USA or the USSR in a role play activity as they analyze why each...
Lesson Planet

Orthogonal Circles

For Students 7th - 12th Standards
Here's some very interesting circles for your very interested pupils. A performance task requires scholars to sketch a pair of orthogonal circles so the centers are the endpoints of one side of a triangle. They draw an additional circle...
Lesson Planet

Looking through a Window

For Students 7th - 12th Standards
Here's a window into graphing calculators. Scholars use a graphing calculator to plot a quadratic function. They then adjust the window to make the graph look like that of a linear function and must recreate given graphs.
Lesson Planet

Model UN Vocabulary

For Students 9th - 12th Standards
What is a quorum? How about a bloc? Scholars research the various terms used by the Model United Nations format. The fifth lesson of an eight-part installment identifies the key terms and phrases.  A crossword puzzle and identification...
Lesson Planet

Jim Thorpe

For Students 8th - 12th Standards
Who was Jim Thorpe to American sports? The famous figure's life entertains learners while also engaging them in impressive facts about his career. Afterward, they answer multiple-choice questions, summarize the information they read, and...
Lesson Planet

Tulsa Race Riots

For Students 8th - 12th Standards
How did the 1921 riots in Tulsa start? Pupils read information about the riots that occurred in Tulsa. Following the reading, they answer multiple-choice questions and guided reading questions to help them along the way.
Lesson Planet

Anti-Federalist Paper No. 47

For Students 8th - 12th Standards
The path to a more perfect union was rockier than most history books would lead you to believe. Young historians read “Antifederalist No. 47,” written by James Madison (under the pen name “Centinel”), which sharply criticizes the...
Lesson Planet

Anti-Federalist Paper No. 3

For Students 8th - 12th Standards
Who were the Anti-Federalists and what do primary sources tell young historians about their beliefs? Learners read Paper No. 3 to understand their values in relation to government, such as their discussion on foreign policy and the pros...
Lesson Planet

The Federalist Papers: Federalist Paper No. 51

For Students 8th - 12th Standards
How did Federalists feel about the federal government? Learners search for the answers in the Federalist Paper No. 51, which discusses the powers of the presidency. Then, they answer various questions to test for their comprehension of...
Lesson Planet

Keeping Pace

For Students 9th - 12th Standards
What came first, pedestrian one or pedestrian two? Scholars consider a problem scenario in which two people walk at different rates at different times. They must decide who reaches a checkpoint first. Their answers are likely to surprise...
Lesson Planet

Leap Years and Calendars

For Students 8th - 12th
How many birthdays do leap year babies have in a lifetime? Learners explore the question among others in a lesson focused on different calendar systems. Given explanations of the Julian, Gregorian, and Martian calendars, individuals use...
Lesson Planet

It's In the Mail

For Students 9th - 12th Standards
It's time to check the mail! The task is to determine the most cost-effective way to mail a packet of information. Young scholars write an equation that models the amount of postage as a function of the number of sheets mailed and...
Lesson Planet

Other Road

For Students 9th - 12th Standards
Take the road to a greater knowledge of functions. Young mathematicians graph an absolute value function representing a road connecting several towns. Given a description, they identify the locations of the towns on the graph.