Curated OER
Codebreaker Math
Students solve addition and subtraction problems and decipher and write messages using a code. They read and discuss an informational fact sheet about the Navajo code talkers from World War II, and decode and re-code messages using math...
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate simple sums.
Curated OER
A Secret Code
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.
Curated OER
ZIP Code Math
Students add or subtract to solve ZIP Code Math word problems. A ZIP Code Math work sheet is included. This lesson combines math with geography quite nicely.
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Curated OER
Translating Between Verbal and Algebraic Expressions
Students translate between verbal and algebraic expressions. After folding paper into four sections (multiplication, division, addition, and subtraction), students list code words under the appropriate section title. Next, they...
Curated OER
Clock Arithmetic and Cryptography
Students perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Students apply their multiplication, division, addition, and subtraction skills.
Curated OER
Working with Cuisenaire Rods In Mathematics
Fourth graders learn the numerical value of each underlined letter of the standard Rod Code and develop systematic usage for building new units.
Curated OER
People making a difference
Students identify resources that all humans need and compare needs and wants. In this needs and wants lesson plan, students discuss with their teacher situations in which people need or want items and how some people don't have the...
Curated OER
Solving Single-Step Word Problems
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.
Curated OER
Number Sentences
Fifth graders become familiar with problem solving strategies of guess and check and working backwards. They demonstrate the basic concepts of addition, subtraction, multiplication, and division using a math sentence.
Curated OER
What is Coal?
Students receive instruction to answer the question "What is coal?". They then participate in several puzzles and problems to explore the subject of coal. They solve addition and subtraction problems and match letters with the letter...
Drexel University
Learning Roomba Module 1: Robotics Introduction
Introducing Mr. Robot. As an introduction to robotics, class develop a definition of a robot and make distinctions between real robots and those in science fiction. They also study the basics of programming in Java to program a Roomba.
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
Do the Tallywalker
Students study the basics of mapmaking, then make a tally walker, (geographic location device used in secret).
Curated OER
From Restriction Maps to Cladograms
Biology aces analyze restriction maps to determine the relationships among different primate species and then complete a cladogram. Preface this lesson with an explanation of how restriction enzymes are used to create the DNA maps....
Curated OER
Roman Numerals and Their History
Learners identify Roman numerals and the history associated with them. In this historical number lesson plan, students investigate charts and photographs to discover the history of Roman numerals. Learners bring a Roman numeral into...
Curated OER
From Restriction Maps to Cladograms
Pupils develop a matrix to determine the number of differences between each set of primate species. They determine closely related organisms then complete the cladogram and answer a set of questions.
Curated OER
Roman Numerals
Studetns recognize Roman numerals and identify each symbol and what it stands for.