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Lesson Plan
Curated OER

Code Cracking

For Teachers 5th - 8th
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....
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Lesson Plan
Curated OER

A Secret Code

For Teachers 2nd - 3rd
In this addition and subtraction worksheet, students solve for problems to complete the riddle about George Washington.  Students solve 20 two digit problems of addition and subtraction with some regrouping necessary.
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Lesson Plan
Curated OER

Looks Like Christmas: Exploring Sight

For Teachers K - 2nd
Students participate in various hands-on activities to determine what life is like without the sense of sight.
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Study Guide
Reed Novel Studies

Runaway Ralph: Novel Study

For Teachers 3rd - 6th Standards
Maybe the grass isn't always greener on the other side. Ralph, a mouse character in Runaway Ralph, thought that summer camp had to be better than dealing with his mother, uncle, and cousins. However, camp has its troubles, too. Worksheet...
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Lesson Plan
Curated OER

Solving Single-Step Word Problems

For Teachers 3rd - 5th
Math wizards learn the five-step plan to solve math word problems. They investigate the five-step process for solving word problems, and examine the use of code words for each of the operations and solve a problem using the strategies.
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Lesson Plan
Curated OER

Caesar Ciphers: An Introduction to Cryptography

For Teachers 8th - 10th
Students brainstorm and discuss the concept of cryptography, the science of secrets in today's world and then focus on a system for sending secret messages used by Julius Caesar. They make a Caesar wheel assessing encrypting and...