Code.org
Cracking the Code
Scholars learn how to crack secret codes as they continue reading from the Blown to Bits and try to crack the random substitution cipher. They also begin learning about the Vigenere cipher.
Curated OER
The Dangers of Crack and Cocaine
In this health related worksheet, students discuss and analyze why people shouldn't use crack or cocaine and then complete a word search containing forty five words associated with the dangers of crack and cocaine.
Curated OER
Studying Haring's Public Mural: "Crack is Wack"
Young scholars examine and discuss Keith Haring's mural, Crack is Wack, and his political and personal motivations to create the mural. They plan, design and create a mural that addresses social issues.
PBS
Crack the Case: History's Toughest Mysteries
Young sleuths don their trench coats, tip their fedoras, and grab their notepads to investigate one of four famous unsolved mysteries. After examining multiple primary and secondary sources related to their cold case, they propose a...
Curated OER
Chemical Resistance and Synthetic Polymers
Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.
Curated OER
Crack The Code!! Oh NO!!!
In this cracking the code learning exercise, students realize that they must crack the code to find Keith the Kangaroo who has been hidden.
101 Questions
Safe Cracking
How long would it take to break into a safe by testing every possible combination of codes? Pupils view a video clip of this happening and must determine the total amount of time before success. They measure how long each step takes, add...
Curated OER
Eggbert- The Slightly Cracked Egg: Tolerance, Disabilities, Characater Education
Students discuss the differences, flaws and strengths that we all have using "Eggbert, The Slightly Cracked Egg" by Tom Ross and Rex Barron as inspiration . They color 'slightly cracked' hard-boiled eggs.
Curated OER
Code Cracking
There is nothing more engaging than cracking a secret code! Middle schoolers will replace letters with numbers to solve problems. This game will help them to begin to understand algebra questions by finding the value of missing numbers....
Curated OER
Freezing Cracks
Fourth graders examine how weather events cause weathering of the Earth's surface and how freezing water creates cracks and broken rocks over time. They observe what happens when a jar full of water is frozen overnight, and record their...
Institute of Electrical and Electronics Engineers
Cracking the Code
Some interesting reading on the history of barcodes opens this technology lesson plan. Readers find out how engineers contribute, and then they gather into groups to discuss possible improvements to our current UPC barcode system. Know...
Curated OER
Crack the Code
Algebraic equations are the focus of this math presentation. Learners must find the missing variable in a variety of algebraic equations. The equations get more complex as the PowerPoint goes on. Very good practice for emerging algebraic...
Curated OER
Crack the Code
Students solve a cryptogram puzzle to determine facts about fossil fuels. They "crack the code" and describe their method of solving the puzzle to their classmates.
Curated OER
Cities Crack Down on Raves
Pupils explore personal health issues. In this health journalism lesson, students read the USA Today article titled "Cities Crack Down on Raves", respond to discussion questions regarding the article, and complete an activity based on...
Curated OER
Adaptive Worksheet-How to Crack An Egg
In this adaptive worksheet, students read short sentences accompanying pictures showing how to crack an egg. A reference website for additional resources is given.
Curated OER
Cracking the Mirror of the Past
By viewing the works of Robert Harris, high schoolers gain an understanding of what life was like back in the Victorian era of Canada's history. They also peruse many works of Victorian era writers in order to further their understanding...
Scholastic
Cracking the Code
Can you figure out the code? Learners interpret ten number patterns and write the five numbers that come next. Next, they create their own number patterns based on their own codes.
CK-12 Foundation
Sum Notation and Properties of Sigma: Cracking the Code
Help your class develop an understanding of sigma notation. Pupils match the sigma notation with the sums. Using the expanded sums, learners evaluate the summations. The scholars move on to prove a property of sums.
Curated OER
Cracking the Code: Sequencing
You've just found a teaching template ready to use, all you have to do is personalize it to fit your class. It contains five number sequences or patterns for learners to complete, a place for your name, and a "prize." Tip: This template...
Curated OER
Cracking the Genetic Code
Students investigate different purposes for manipulating DNA. After reviewing the structure and functions of DNA, students explore topics related to the use or manipulation of DNA and the potential benefits and problems, later making a...
Curated OER
Cracking the Genetic Code
Students examine an article, "Genome 'Treasure Trove'" and participate in a class discussion prior to researching further information in order to write their own feature article on the Human Genome Project.
Curated OER
Cracked Marbles
Fourth graders determine how weathering, specifically ice, snow, and freezing water change the Earth's surface and rocks. After completing the investigations, they explain how heating and cooling expand and contract marbles until cracks...
Curated OER
All Systems Go!
Secret codes are so much fun, and a great way to practice nearly any math skill. Let your class become code breakers as they investigate inverse matrices. They use TI-Nspire technology to solve systems of equations which help them crack...
Curated OER
Black Tiger Academy Martial Arts Fitness Unit – Lesson 9
"Education is the most powerful weapon which you can use to change the world.”—Nelson Mandela. Black Tiger Academy’s martial arts instructional activity nine of 20 introduces food labels to the class. What are food labels? What do they...
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