Charleston School District
Solving Systems with Substitutions
How many large and small watermelons did he sell? Just use the given information to write and solve a system of equations! The two videos accompanying the lesson explain the substitution method and then introduce problem solving. The...
EngageNY
Percent Error Problems
Individuals measure a computer monitor and determine how accurate their measures are. The eighth segment in a series of 20 introduces the concept of percent error. Pupils find the percent error of their measurements and discuss the...
EngageNY
Understanding Variability When Estimating a Population Proportion
Estimate the proportion in a population using sampling. The 20th installment in a series of 25 introduces how to determine proportions of categorical data within a population. Groups take random samples from a bag of cubes to determine...
Curated OER
Counting Zero to Five
Students are introduced to the numerals zero through five. They associate the numeral with the correct number of objects. Students comprehend the quantities zero through five showing "How many?" by counting their fingers or using a...
Curated OER
Fraction Facts
Students are introduced to fractions, including operations with fractionsm converting fractions to decimals and percents. They are provided with activities that provide ample practice opportunities to reinforce the information from the...
Curated OER
Fractions: Jim and John
Elementary and secondary learners investigate various concepts related to the study of fractions. They use word problems during the introduction to parts of a fraction and proceed to some of the basic operations of using fractions. The...
University of Waikato
Māui and the Sun
Using a Maori legend, How Maui Tamed the Sun, youngsters are introduced to the importance of sunlight to civilization. Teach them about nuclear fusion that occurs to produce the solar energy we later receive on Earth as electromagnetic...
Curated OER
Numerical Palindromes
Students are introduced to the way palindromes have the unusual quality of being the same when read from left to right as when they are read from right to left. They are challenged to generate numerical palindromes and find other ways...
Curated OER
Number Sense and Numeration
Students add and subtract integers. In this algebra lesson, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational numbers.
Curated OER
Introducing the Concept: Proportions
Young scholars measure distances. In this proportions lesson plan, students use a map to find how far it is between different cities. Young scholars use their knowledge of measurement, multiplication and fractions to find the distances.
Curated OER
Introduce Double-Digit Addition
Students generate a list of numbers then classify them into groups of single digit and double-digit numbers. After listening to a children's book about double-digit addition, they work with tens and ones blocks to solve double-digit...
Curated OER
Introducing Culture
Learners examine cultural values and beliefs. In this culture lesson, students describe the attributes of their culture and explain the meaning behind them.
MARS - Mathematics Assessment Resource Service
Applying Properties of Exponents
The properties of exponents are all linked together and it is your mathematicians' job to discover and apply those rules. The comprehensive lesson begins with a pre-assessment task to check for prior knowledge and then goes into a...
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
NOAA
A Moving Crust
Young scientists piece together the geological puzzle that is the earth in the third and final instructional activity of this earth science series. With the help of numerous multimedia resources and a series of engaging hands-on...
Curated OER
Geothermal Energy in Latin America
Here is a wonderful series of lessons designed to introduce learners to the variety of renewable, clean energy sources used by people all over the world. Geothermal energy is the resource focused on. This particular sources of energy...
Curated OER
Why Garden in New York State Schools?
A lovely presentation in which slide after slide outlines the many educational, physical, emotional, and social benefits of gardening in schools. This presentation is meant to be shown to parents, and would be a terrific choice to...
West Contra Costa Unified School District
Fractional Exponents
Wow! Here is a handout packed full of tips and worked-out solutions to supplement instruction on fractional exponents. The lesson plan introduces and thoroughly explains the Algebra II concept, and closes with a variety of example...
Buffalo State
Adding and Subtracting Integers Unit
Just because one integer is larger than another doesn't mean it will make sense right away. Go beyond note taking and show learners, through the use of algebra tiles and a Four-Pan Algebra Balance, how the numbers relate to one another...
Cmassengale
Bacteria: Structure and Function
For as small as they are, there sure is a lot of information for young scientists to learn about bacteria. Help simplify the subject with this instructional presentation that explores the structure, nutrition, and reproduction of...
Curated OER
Fractions Made Visible
Young scholars practice using fractions "on the job." They explain the importance of fractions.
Curated OER
Equivalent Fractions
Learners complete a worksheet. In this fractions lesson, students review their knowledge of fractions, define equivalent fractions, see examples of equivalent fractions and practice making equivalent fractions.
EngageNY
Bacteria and Exponential Growth
It's scary how fast bacteria can grow — exponentially. Class members solve exponential equations, including those modeling bacteria and population growth. Lesson emphasizes numerical approaches rather than graphical or algebraic.
DK Publishing
Part of a Whole
Use segmented shapes to introduce scholars to fractions before they even have learned about numerators and denominators (although this is a great way to introduce these terms!). The first section has four multiple-choice problems:...