Authentic Lessons for 21st Century Learning
Students will investigate different classifications of chemical reactions. This lesson focuses on critical thinking to build context without using any actual chemicals, making it a low-budget option. However, if you have the budget for chemicals, check out the lesson Happy, Sad, Sleepy, Mad for classifying... Read more »
Created by: K20 Center
Date Updated: May 20th, 2025
Chemical Reactions
This lesson is intended to be either an introduction or a refresher of Darwinian fitness. Students think about what it means to be 'fit' and the impact humans have had on this natural mechanism. Read more »
Created by: K20 Center
Date Updated: May 7th, 2025
Darwinian Fitness
Students will learn to generate and analyze graphs given a table of data. Read more »
Created by: K20 Center
Date Updated: November 17th, 2022
Tables and Graphs
Students use data about a weight loss competition to compare different ways of measuring change and analyze the benefits and shortcomings of each method. Read more »
Created by: K20 Center
Date Updated: November 10th, 2022
Percent Change
Students will investigate the relationship between mass and volume, which leads to density. This lesson includes modifications for advanced classes if needed. Read more »
Created by: K20 Center
Date Updated: April 23rd, 2025
Relative Density
Chicken trucks are known to transport thousands of live chickens. Students will use mathematical reasoning to calculate the number of chickens in a truck of known dimensions, given a photograph, which was taken while travelling I-40 in Oklahoma. Students will extend their understanding by writing a... Read more »
Created by: K20 Center
Date Updated: July 6th, 2023
Writing Algebraic Expressions
In this lesson, students explore cell organelles, their functions, and cell theory. Students begin by watching two videos and identifying analogies between them. They then research and identify the functions of cell organelles through a Concept Speed Dating activity. Next, students investigate the principles... Read more »
Created by: K20 Center
Date Updated: April 21st, 2025
Intro to Cell Theory: Organelles
Literacy Practices
How do you make sense of what you read? In this lesson focused on literacy practices, students engage in a variety of reading strategies. Students consider their reading processes before discovering annotation techniques, and then read and annotate a short story and craft a multimodal response. Read more »
Created by: K20 Center
Date Updated: February 11th, 2025
In this lesson, students will critically examine how literary elements contribute to the theme of a text. Students will explore universal theme sets by examining pictures and engaging in the Four Corners strategy. Students will then identify a universal theme within a text by using the Why-Lighting... Read more »
Created by: K20 Center
Date Updated: January 28th, 2025
Picture the Theme
What does the raven really mean? In this lesson, students analyze Edgar Allan Poe’s "The Raven" to uncover the meaning behind its iconic symbol. Then, they create free verse poems, using symbolism to express themselves. Read more »
Created by: K20 Center
Date Updated: January 14th, 2025
Symbolism in Edgar Allan Poe's "The Raven"
