EngageNY
Properties of Parallelograms
Everyone knows that opposite sides of a parallelogram are congruent, but can you prove it? Challenge pupils to use triangle congruence to prove properties of quadrilaterals. Learners complete formal two-column proofs before moving on to...
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FREE STANDING STRUCTURE
Pupils demonstrate basic construction skills by building a free standing structure. They compute the cost of the structure.
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Probability & Game Theory
Students explore the concept of probability. In this probability lesson, students perform various probability experiments including flipping a coin, picking m&m's out of a bag, and the birthday problem.
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Clock Arithmetic and Cryptography
Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
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Probability and Statistics
Students are taught to search the internet for statistics concepts on sports. In this probability lesson, students collect data and use the calculator to graph and analyze their data. They graph and make predictions about sports using...
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Less is More: Subtraction in Action
Students participate in group games to help review the concept of subtraction. During the games, they practice subtracting two-digit numbers and the concept of borrowing. They review their answers with the class and move on to...
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Roman Numerals
Students explore the concept of Roman numerals. They investigate the seven basic numerals and the symbols that are used in the Roman numeral system and their values. Students practice converting Roman numerals.
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Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
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How to Use the Distributive Property of Multiplication
Fourth graders evaluate the distributive property of multiplication. In this multiplication lesson plan, 4th graders discover how the distributive property makes problem solving faster. Students complete several problems demonstrating...
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Hands On: Model Division
In this division worksheet, students use counters to solve 6 problems pertaining to basic division facts. These are story problems.
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Measuring Marvels
Learners investigate measurement. In this library lesson plan, students discuss measurement, read Millions to Measure by David Schwartz, and complete a worksheet. Extra related activities are included in the lesson plan that appeals to...
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Conditional Probability and Probability of Simultaneous Events
Your statisticians examine the characteristics of conditional probability and the probability of simultaneous independent events. They perform computer activities to find probabilities for simple compound events. They examine the...
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It's About Time!
Young scholars examine concept of time, and explore difference between analog and digital clocks; students make art project to represent time and create a time-story problem and solution.
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Miles Of Smiles
Young scholars investigate basic mathematical properties to solve multiplication and division problems. They solve word problems that are part of the lesson. Students are required to give written or oral justification for how they solve...
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Subtraction Problems
First graders complete subtraction problems on a worksheet that emphasizes taking away members of a group. This is a basic math lesson emphasizing the technique of subtraction.The worksheet mentioned in the plan is not provided.
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Beginning Multiplication Worksheet - Part One
Students practice multiplication skills. In this multiplication lesson, students complete beginning multiplication problems. Students multiply the given numbers by ones and twos. Students complete 25 problems.
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Sandlapper Solutions
Students use mathematical thinking and reasoning to translate problems into mathematical language and thereby solve the problems. They extend their understanding of whole number operations to fractions and decimals by participating in...
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Use Tables to Multiply
In this multiplication tables worksheet, students use math tables to help them multiply. Students use the given tables in the first two problems and then solve the remaining questions by creating their own tables.
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Number Operations
Fourth graders examine the relationship between multiplication and division and subtraction and division, and determine which operation is needed to solve various problems. They observe and participate in a teacher-led lecture, and...
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Measuring Perimeter
Have your class practice measuring the perimeter of various objects using this resource. Fifth graders place various-sized polygons in order (from largest to smallest). They use non-standard measuring tools to estimate the distance...
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Sieve of Eratosthenes
Students discover the Sieve of Erathosthenes. They explore a method to find all the prime numbers in a group of numbers. Using models, students practice divisibility rules while examining the difference between prime and composite numbers.
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My Reading Words in My Social Studies Book?
Connect social studies and language arts using this resource. After studying root words, have learners locate five words from their social studies book that have a prefix, suffix, or root word. This puts a new twist on practicing basic...
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2 digit subtraction
Second graders subtract numbers 0 through 10 from 2 digit numbers using different subtraction methods. In this subtraction lesson plan, 2nd graders practice crossing out numbers in a number line, using a 10, and using their fingers to...
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Addition and Subtraction
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.