Published Lessons

Lessons in this area of the site have been vetted and approved as model lessons. These lessons have been subjected to intense review, editing, revision and discussion. If you have an idea on how to improve, expand, or adapt a Published Lesson, you can still join the lesson group to share your ideas.



Students will investigate the water cycle and how water flows through ecosystems. Students will use statistical analysis and mathematical reasoning to develop models that can determine the factors that contribute to a tree’s influence on matter and energy cycles within an ecosystem. Students will apply this knowledge to real life data sets to make predictions about how drought conditions may affect trees and the cycles they influence.

Acknowledgement: This material is based on work supported by the National Science Foundation under Grant No. IIA-1301789.  Any opinions, findings, and conclusions expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation or Oklahoma State Regents for Higher Education.



Students will explore soil chemistry, vegetable growth needs, environmental impact, and soil health through project based learning by creating a school garden proposal.

Funding provided by USDA to Project No. 2012-02355 through the National Institute for Food and Agriculture’s Agriculture and Food Research Initiative, Regional Approaches for Adaptation to and Mitigation of Climate Variability and Change.

Dragon Delivery

dragon delivery

Students will model Mendel’s Law of Segregation and Independent Assortment using Popsicle sticks to represent diploid autosomes and sex chromosomes. By the end of this lesson students will produce unique paper baby dragons.

Genetics – “Innocent at Birth?”

A model of a strand of DNAInterdisciplinary Lesson

Students will explore the concept of genetically modified organisms (GMO) such as agricultural crops and animals. Students will research the pros and cons of GMOs and discuss the ethics involved in creating a GMO. Students will utilize the information to define a GMO and conduct a mock trial to debate the ethics of GMO’s.

Oklahoma C3/CCSS Recommended Resources

Screen Shot 2013-05-08 at 9.10.53 AMInterdisciplinary Lesson

In this download you will find links to resources for information regarding OK C3 standards and CCSS. These resources include detailed information about CCSS as well as practical resources for Authentic Implementation of OK C3 standards and CCSS.

Lab Safety – “Rules of the Mogwai”


Students will analyze MSDS documents and create lab safety posters integrating safety guidelines for materials that will be used throughout the year in science labs.

Cat Fishin’

catfishInterdisciplinary Lesson

This lesson integrates math and science using varied approaches to research. The research centers around the Mekong River Delta giant catfish and its population decline. Students will analyze data mathematically as well as using visual and verbal representations.

Wingin’ It

birdwingInterdisciplinary Lesson

In this lesson, students will experiment with paper helicopters. Students will manipulate the helicopters by changing wing length and helicopter mass, to discover the optimal wing length for their flying apparatus. Students will measure the flying time for their helicopters.

Student will then analyze their data by creating a class scatter plot graph. Students will utilize a line of best fit to develop a Wing length to weight ratio to predict the optimum wing length for any given body weight. Students will then apply this concept to various bird species.

Are We Golden?

The Vitruvian Man 1Interdisciplinary Lesson

In this lesson students explore the Fibonacci Number Sequence and the Golden Ratio and how they relate to the world around us. Students will discover how the Golden Ratio exists in the human body and how we have more in common than we think due to the proportions that exist in our body structure. This lesson is designed to pair with What is Beauty? as a Math/Science/Art Interdisciplinary Lesson.

Love is in the Air PSA

love_is_in_the_airInterdisciplinary LessonMini Lesson

This lesson is designed to be used as a school-wide thematic unit or by individual content areas. Students engage in a specific topic related to love and create a poster or other Public Service Announcement (PSA) to tell the story of love within that topic

Planting Fuel: Photosynthesis


In this lesson students will analyze the process of energy transfer that occurs between sunlight and plants as they explore the process of photosynthesis. Students will design experiments to determine whether a bean plant will grow in the dark. Data collected from the experiments will later be utilized to assist students in understanding how plants can be utilized to harvest bioenergy.

Species and Their Feces


The nitrogen cycle works to replenish nitrogen in ecosystems and it depends on several processes including the elimination of waste by organisms. In this lesson students will explore the components and processes of the nitrogen cycle and it’s relevance to living things.

Raising the Bar

raising-the-barInterdisciplinary Lesson

Science, mathematics, and geography are just a few subjects that require students to analyze data on standardized tests yet graphical analysis is a process skill that students continue to struggle with. In, “Raising the Bar”, students practice graphing and graphical analysis for the purpose of discovering the characteristics of developed and developing countries. Exploration of […]

Why Do Oil and Water Not Mix


In this lesson, students will explore the polarity of water and how this characteristic applies to the formation of cell membranes. Please rate and comment on the lesson once you’ve done it in your classroom! Thanks!

The Bubble Lab


In this lab students can explore concepts about the scientific method, experimental design, variables, and controls, while blowing bubbles.

Once Upon an Experiment

storybook-400x347Interdisciplinary Lesson

This teacher resource will explore how to teach students to articulate the experimental design process, used in Math and Science, through writing.

The Gummy Bear Lab


This lab is inexpensive to conduct but allows for great rewards in student learning and understanding of diffusion, osmosis, hypertonic, hypotonic, and isotonic solutions.

Energy Water Bucket Brigade


This is a lab in which teachers and students discover how energy is transfered in ecosystems. Terms associated with ecosystems,such as food chain, food web, and trophic levels, are introduced through a teacher lead discussion with students. Through this lab students and teachers can discuss how energy flows through ecosystems in one direction from photosynthetic organisms to herbivores, to carnivores, and decomposers.

Animal Behavior


Through this lesson students can observe animal behaviors by observing earthworm responses to light, odor, temperature, and moisture.

The Fingerprint Lab


Are fingerprints really one of a kind? Students have the opportunity to investigate this question as they look at their own fingerprints. Students will practice classification skills as they organize and group fingerprints according to the characteristics they express. Through an extension activity students have the opportunity to look at the similarities between the skills […]

DNA: Cystic Fibrosis


Students will use DNA processes such as replication, transcription and translation to study the differences between healthy individuals and those with a genetic disorder. Students will apply this knowledge to the inheritance of traits through the use of Punnett Squares.

Genetics Lab


This lesson is designed so teachers and students can explore the concepts of dominant and recessive traits. This lesson focuses on students exploring the trait of eye color.

A Heated Debate

A Heated DebateInterdisciplinary Lesson

Explore what is behind the environmental change and what creative solutions are being sought. Students have a unique opportunity to combine statistical analysis and persuasive writing skills as they survey their class and their community, attempting to understand their opinions about global warming.

Sweeping Down the Plains

windInterdisciplinary Lesson

In this interdisciplinary lesson, students explore earth’s changing landscape as global warming becomes more noticeable every year. Explore what is behind the environmental change and what creative solutions are being sought. Design and build a wind turbine, detailing the process, the advantages and disadvantages, refining the efficiency, and present findings. Explore barriers that slow the effort to change.

Oil: Abundant, Dependable, Ready

oilrigInterdisciplinary Lesson

In this interdisciplinary lesson, students will consider previous knowledge of the environment and the effects of the combustion of fossil fuels. Utilizing media from the Oklahoma Energy Resources Board, students will explore the effects of fossil fuels in the national and statewide economy.

Biology 1 Breakdown


The goal of the Biology 1 Breakdown is to provide a guideline for using K20alt lessons to meet Oklahoma PASS objective Standards. Since K20alt does not provide a full curriculum for Biology I, this document will examine each PASS standard and explain the specific items, which are covered by K20alt lessons. We will also explore alternative options for covering the remaining item specifications. This is the first document in a series of six, which will attempt to provide educators with the tools they need to cover the Biology I Content Standards.

Community Groups

Here you have the opportunity to download lessons and resources that are still "works in progress". Teachers have the opportunity to use the lesson as it exists, or they can choose to join the lesson group to collaborate on how to improve, expand, and adapt the lesson plan.

Proteins & Pro-Teens


In this lesson students will learn about cell organelles as they explore an analogy between their school and a cell. Students also examine the important roles that proteins play in the cell and make connections to their future roles in society. The lesson culminates with students completing DNAs (Diploma Navigation Agendas) to create a plan for success in high school.

Sex Cells

sex cells productionInterdisciplinary Lesson

In this lesson students will analyze statistics associated with teen pregnancy, while learning about meiosis and practicing inequality equations.

Take Your Peck


In this lesson, students analyze the mechanisms of natural selection through a simulation activity where they represent birds of varying beak styles. Mate selection continues to be explored in the extension to this lesson as students generate positive trait lists for 21st century dating.

Buck Up

buckupInterdisciplinary Lesson

In this lesson, students analyze population dynamics in an entertaining activity that models the mechanisms of carrying capacity and limiting factors in a population. Utilize slope to take the population analysis to the next level. Learn to make math meaningful and enjoyable through the context of science.

Climbing the Ladder of Life


A study of Watson and Crick’s proposal for the structure of DNA.

Peas in a Pod


An analytical study of Gregor Mendel’s pea plant experiments.

The Voyage of Observation


An analytical study of observations made by Charles Darwin during the Voyage of the Beagle.

EOI Musical Chairs


Through this activity students have the opportunity to practice Biology I End of Instruction sample questions, while rotating through desks or chairs. The assessments associated with the EoI Musical Chairs lesson will allow a teacher to gain feedback concerning concepts in Biology I that students may be weak in before they take the test.

EOI Jeopardy


Can competition really be a good way for students to review for the EOI. We think so! Check out EOI Jeopardy.

K20alt QuickTutor


How do we reinforce important content without “reteaching” the entire semester’s curriculum? QuickTutor will provide great reinforcement ideas in Algebra 1, Biology 1, English, and Social Studies.

Marine Ecosystems


This group is developing a lesson focused on the research of Dr. Wawrik. His team is doing research on the marine ecosystem in the Chesapeake Bay, specifically related to the Nitrogen Cycle.