Curated OER
Changing It Up
How should a cashier stock a cash register with coins? Learners use mathematical modeling and expected value to determine how many rolls of coins of each type they should place in a cash register.
Curated OER
Going Back to Your Roots
Who doesn't need to know the Fundamental Theorem of Algebra? Use the theorem to find the roots of a polynomial on a TI calculator. The class explores polynomials with one solution, no real solutions, and two solutions. This less lesson...
Curated OER
A Teeth Changing Experience
Students research human health by reading an educational story in class. In this oral health lesson, students identify the importance of brushing their teeth and consuming calcium. Students read the book A Teeth Changing Experience...
CK-12 Foundation
Simple Random Sampling: How Many Samples Does it Take to Change a Light Bulb?
Teach the concept of simple random sampling through an interactive lesson. Learners explore the concept by considering the strength of sampling methods. Size of the samples varies also as individuals determine which methods lead to the...
Curated OER
Going Back to Your Roots
Investigate the Fundamental Theorem of Algebra and explore polynomial equations to determine the number of factors, the number of roots, and investigate multiplicity of roots.
Curated OER
Case of the Missing Pumpkin
Scientists define and discuss decomposition, and watch pumpkins decompose and return to soil in classroom experiment. They record the date the experiment began, chart changes in pumpkins on a calendar, count how many days it takes...
CK-12 Foundation
Introduction to Mean, Median, and Mode: The Tree Conundrum
How many trees should we plant? Using an interactive as a manipulative, individuals find the mean, median, and mode for sets of data. They determine the number of trees to plant in each plot of land to reach a statistical goal.
Curated OER
Trash Count
Students identify pollution around their local community. They discuss the sources of polution and categorize objects based on their properties. They discover ways to make changes to the environment and how to inform the public.
Curated OER
Law of Supply
Review and restate the law of supply. In groups, learner practice reading a supply schedule and supply curve. They explain how and why changes in the cost of production change supply, then work together to complete practice problems to...
Curated OER
Water: Liquid or Solid?
First graders investigate how water can be both a liquid and a solid. They weigh popsicles and observe them as they write in their science journals. They measure the liquid as the popsicle melts and refreeze them to change them back...
Curated OER
Soil Microbiology- Nitrogen cycle
Students take a virtual trip to a Catfish Aquaculture Pond and analyze soil bacteria to determine how many nitrogen cycle bacteria are present. They graph the number of colonies present and use data to determine ammonium levels in the soil.
Curated OER
Building Perspectives App
Learners explore a perspective application of the TI-73. In this middle school mathematics lesson, students view the front, back, right, and left views of a city to determine the height of each building in a city plan.
Curated OER
Rocks Are Different Colors
Young scholars examine different rocks and find the many different colors in each and then compare these rocks with other rocks. Then they look at their rock collection and tell me the colors they see. Students also put each rock in...
Curated OER
Energy in the Form of Calories
Students calculate the amount of food calories found in an individual peanut. In small groups, they set up the experiment so that a burning peanut will heat water above it. Using the temperature change and volume of the water they...
Curated OER
The Effects of Color on Heat Absorption And Climate
Students conduct an experiment to determine the effects of soil color on its day and night time temperatures. In small groups, they prepare dishes of black soil, brown peat moss, and white sand. They record the temperature changes when a...
Mathalicious
New-tritional Info
Burning off a Big Mac® doesn't seem like a big feat until you calculate the minutes of exercise necessary to break even. Young mathematicians look at different menu items in relation to different body weights and exercises to calculate...
Balanced Assessment
The Contest
Good advertisers can make mathematics seem irrelevant. Teach your classes to use math to see through these tactics and make good decisions. The posed task has pupils analyze sweepstakes statistics to determine and compare the cost of...
Curated OER
Healthy Teeth
A simple, yet effective activity on dental health is here for your young learners. In groups, your class will place eggs in cups that contain a variety of liquids and observe what happens to the color of the egg. They brush the egg with...
Curated OER
Solubility Product of a Hydroxide
Students determine the solubility product constant and the concentration of a hydroxide. In this solubility product lesson plan, students use a solution of calcium hydroxide to neutralize a known concentration of hydrochloric acid. They...
Curated OER
The King's Chessboard
Middle schoolers speculate on the better rate of pay: a dollar a day for 10 days, or a penny the first day, two pennies the second, doubling each day for 10 days. Start by listening to the story The King's Chessboard, by David Birch....
Curated OER
A Nation Counts
Young scholars explore the functions of the U.S. Census. In this civics lesson plan, students understand the origins of the census and its role in U.S. history, recognize the political importance of apportionment based purely on...
Curated OER
Building Scales and Ratios
Students solve problems using scales and ratios. In this algebra lesson, students create drawings using scales of 1:12. They follow a key to help them draw different buildings using the right scales. They also complete word problems as a...
Curated OER
Crazy Chemistry Lesson Plan
Students study water molecules, cohesion and surface tension. For this molecule cohesion lesson students create chemical reactions that cause a balloon to inflate and another one that results in soap suds.
Curated OER
The Strength of the Muscular System
Seventh graders investigate the strength of the muscular system. They explore voluntary and involuntary muscle movement and discuss the types of muscles: cardiac or heart, skeletal, and smooth. They visit stations to answer questions...
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