Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Illustrative Mathematics
Accuracy of Carbon 14 Dating II
The scientific issue of carbon-14 dating and exponential decay gets a statistics-based treatment in this problem. The class starts with a basic investigation of carbon content, but then branches out to questions of accuracy and ranges of...
Curated OER
Entrance Ticket
Students collect data on different events and word problems. In this algebra lesson, students use a table to organize their data. They graph their coordinate pairs on a coordinate plane and make predictions.
Curated OER
Who Gave It to You?
Students use logic to locate the primary cases, the people who started the spread of the disease through the population. They graph the data of the number of people infected over time (exchanges) and determine an equation that best fits...
Curated OER
Lesson 56
Sixth graders practice Least Common Multiple in fractions. In this fraction lesson, 6th graders look at two different fractions and find a common denominator. They sing a song to memorize mean, median, and mode.
Curated OER
The Bell Curve
Students are introduced to the normal distribution and examine the bell curve controversy.
Curated OER
Matrices: A Secret Weapon
Students perform operations with matrices. In this algebra lesson, students use cryptography and cryptanalysis to solve problems. They add, subtract, and multiply matrices.
Curated OER
Cross Country Adventure
Students practice measurement and geography in this lesson. They build a Lego vehicle using an RCX. They predict how many seconds it will take their vehicle to reach a specific state on the United States of America map that each group of...
Curated OER
Modern Physics, New Phenomena
In this physics worksheet, students examine some of the historical theories of physics through the completion of 11 questions.
Curated OER
The Effects of Light Intensity and Wavelength on the Rate of Photosynthesis
Students use an on line website to simulate the effects of light intensity and wavelength on photosynthesis. In this photosynthesis lesson plan, students determine how wavelength of light and intensity of light affect the rate at which...
Curated OER
Designer Seeds
Young scholars enjoy the challenge of the seed structure design component of this activity and become very competitive as they seek to create a seed that travel farthest.
Curated OER
What's the Fizz Factor
Students as a class create a fountain using both coke soda, and mentos candy. In this science lesson, students test which combination of coke and mentos products produce the tallest fountain. Students use the scientific method to track...
Curated OER
A Mendel Seminar
Learners analyze Gregor Mendel's discovery of a process of biological evolution. They also explore how recessive and dominant traits are passed from one generation of living organisms to the next. This lesson involves environment...
Curated OER
The Historiography on Robert Boyle: Was Boyle the Progenitor of Modern Science?
Young scholars participate in a warm-up activity by attending a football match writing an account of who won the game. They discuss how their account could differ from someone else's account of the game. They discuss how different...
Curated OER
Do You Know Bamboo?
Students understand the properties of Bamboo and what it can be used for. In this bamboo lesson, students with bamboo and compare and contrast to wood. Students share their findings.
Curated OER
Real World English Pronunciation
Students explore various verbal and nonverbal ways to improve their English pronunciation. They create a short biography and practice reading them with an English accent, using appropriate language, intonation, and body language.
Curated OER
Pair 'Em Up!
Third graders verify the validity of Punnett squares. They simulate a real-world situation by drawing chromosomes from a paper bag and track the data.
Curated OER
Scale Me Down
Students create scale drawings, and ultimately scale models, of real-world objects in this Math lesson about ratios, proportion, scaling factors, and cross products. The lesson includes ideas for cross-curricular extensions and is...
Curated OER
Sampling Snoops
Students practice formulating a hypothesis and designing an experiment to test the hypothesis. They identify several sampling techniques they can use to test their hypotheses.
Curated OER
The History of Evolutionary Theory
High schoolers are introduced to the concept of evolution by natural selection from a historical standpoint. They examine the evidence and arguments that support the theory of natural selection.
Curated OER
Blindfolded Building
Students build a Lego design and then work with a partner to reproduce that design. They guide the building of the reproduction by description only and then check their work.
Curated OER
Introduction to Scientific Theory
Ninth graders explain how scientists set up investigations. In this scientific process instructional activity, 9th graders review the principles of the scientific method and use these skills to answer an open-ended question about how to...
Curated OER
What You See Is Not Always What You Get!
Students estimate and calculate the distance of a shape. In this algebra lesson, students differentiate between a horizontal distance and it's reflected image. They measure the reflection and the point starting at the eye of the observer.