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Graphing Linear Functions
Students practice solving systems of linear equations using the substitution and elimination methods. They determine if the system has one, infinite or no solution. Students also graph the linear equations.
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Playing the LCM Game
Students practice finding the least common multiple of two numbers. In this practice finding the least common multiple of two numbers lesson, students play head-to-head against their classmates. Students play a version of...
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Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The lesson also includes praise for...
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Speed Trap
Students explore the usefulness of algebraic skill development as they make decisions based on their ability to accurately estimate the speed of moving vehicles. The life and death possibilities place an interesting"spin" on this skill.
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Matrices In Encryption And Decryption Of Codes
Students relate Cryptography to the solving of simultaneous linear equations in matrix notation. They explore various methods of encrypting and decrypting codes. Pupils discuss and solve simultaneous linear equations.
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Can I Afford This Apartment?
Students explore the concept of cost of living. In this cost of living lesson, students calculate the cost of living in an apartment along with other living expenses.
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"Anno's Mysterious Multiplying Jar" by Masaichiro and Mitsumasa Anno
Students work with large numbers and recognizing mathematical symbols and the factorial symbol and its meaning.
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Dividing Algorithm
Fifth graders solve a variety of math problems using division with remainders. They discuss the steps in the dividing algorithm and solve sample problems on the board. Students then solve division problems in teams, participating in a...
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Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
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From Probability to Combinatorics and Number Theory
Students see how division is used to help solve probability problems. They use tables as data structures where they are used to count outcomes and to compute probabilities. Students use games to help solve probability problems.
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Area Explorations
Learners explore the concept of area. In this area lesson, students find the area of irregular shapes with right angles. Learners break down each irregular shape into multiple regular shapes in order to find the area. Students...
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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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Rhythmic Multiples
Students practice multiples of the numbers 1-9 and different manipulative skills such as clapping and snapping.
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Construction Square Fun
Students identify numbers as prime or composite and complete prime factorization of composite numbers.
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Estimation Investigation
Students view an interactive video to explore the concepts of estimation. They work cooperatively to measure, make comparisons, make predictions, and verify results.
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Understanding Celsius
Student read both Celsius and Fahrenheit temperatures on thermometers. They covert the temperatures and write poems to show understanding.