Curated OER
Half Way Between
In this division worksheet, students answer the 7 questions on the worksheet that ask what number lies half way between 2 other numbers. The answers are on the second page.
Time for Time
Telling Time: Telling Time: Half Hours
The whole class discusses the differences between the two clocks: digital and a clock with hands. They discuss the differences between the hour hand and minute hand. Students are taught telling time to the half hour. They are introduced...
Curated OER
Locating Fractions Greater than One on the Number Line
Supplement your instructional activity on improper fractions with this simple resource. Working on number lines labeled with whole numbers between 0 and 5, young mathematicians represent basic improper fractions with halves and thirds....
Curated OER
Doubles and Halves 3
Build mental math skills by teaching learners to double and half three-digit numbers. They start out by doubling one of seven double-digit numbers. Next, they discuss their strategy, and then practice doubling and halving 3-digit...
Curated OER
Halves, Thirds, and Sixths
An excellent activity that effectively pulls together the concepts of area, fractions, and equivalent fractions! Using 3x2 rectangular arrays, 3rd graders are introduced to the concept of area in terms of square units. Building on this...
Illustrative Mathematics
Half of a Recipe
Kids love to cook! What is a better place to learn mixed numbers than with a recipe? It is up to learners to decide how they want to divide this recipe in half. They may choose to model the mixed number and then divide the model by two....
Curated OER
NUMB3RS Activity: A Matter of Half-Life and Death
Students investigate exponential decay. Students explore the biological half-life of Cesium-137. Students investigate the Goiania Accident of 1987 which is considered one of the worst incidents in the history of the Atomic Age.
Curated OER
Tiling Tessellations
Students explore tessellations. For this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.
Curated OER
What is the Relationship Between Radioactivity and Radon?
In this radon and radioactivity worksheet, students analyze the data of the isotopes of elements that occur in the decay series of uranium-238. Students answer 6 questions about the isotopes, their half-lives, their potential threat and...
Curated OER
Fraction City
Learners calculate equivalent fractions, solve the addition of fractions of like and unlike denominators, and compare fractions using fraction strips. They fold paper strips into equal parts, thirds, sixths, ninths, and twelfths, and...
Curated OER
The Past Half Century: Achieving Equality
Students analyze reactions to the Brown vs. Education decision of 1954. In this segregation instructional activity, student look at the actions that were taken in the education world as a result of the Brown decision. They watch a CD,...
Illustrative Mathematics
Voting for Two, Variation 4
After elections, the total amount of votes is not specified but the ratio of votes is. Your learners' job is to determine the fraction of votes John received above half of all votes. The problem can be solved abstractly or by other...
Curated OER
Personal Clay Box
Learners search for and sort ideas for content in their artwork, explore African art, and create and assemble a lidded box-like form from slabs of clay half way between soft and leather hard.
Curated OER
Half of a Half
After your math classes have been introduced to fractions (especially those with denominators of two, four, and eight), introduce them to fractions on a number line with this lesson. Using a meter length of tape, show your class where...
Curated OER
Fraction Fest!
In this fractions worksheet, learners complete fraction word problems, shade fourths in a chart, and complete shape problems having to do with fractions. Students complete 7 problems total.
Curated OER
The Way of the World By William Congreve
In this online interactive reading comprehension worksheet, students respond to 15 multiple choice questions based on The Way of the World. Students may submit their answers to be scored.
EngageNY
When Can We Reverse a Transformation? 3
When working with matrix multiplication, it all comes back around. The 31st portion of the unit is the third instructional activity on inverse matrices. The resource reviews the concepts of inverses and how to find them from the previous...
Curated OER
Carbon Dating
Simulate C-14 decay using M&M and Reese's Pieces candies. For this scatter-plot lesson, students perform an experiment to simulate the half life of C-14. Information is plotted on a scatter-plot. Students answer four comprehension...
Curated OER
Fraction City
Welcome to Fraction City! This is an incredibly interactive and fun way to teach properties of fractions, and reaches multiple learning styles. Scholars create "blocks" by folding strips of paper in various increments (thirds, fourths,...
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade K)
In need of a set of math vocabulary cards for beginning mathematicians? Use a resource that contains 15 vocabulary cards. The top half of each sheet has the word printed in bold text, while the bottom is a picture representing the...
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade K)
Looking for some math vocabulary cards for young mathematicians? A set of 18 vocabulary cards is a great addition to a kindergarten math lesson. The top half of each sheet contains the word in bold text, while the bottom is a picture...
Curated OER
About Faces and Fractions
Third graders review concepts of fractions, and one-half. They discuss self portraits and the relationships of eyes, nose and mouth to the whole face. Students create base-line self-portraits. On the second day, 3rd graders observe and...
Colorado State University
What's the Difference Between Blue Light and Red Light?
Finally, an electromagnetic spectrum lab that will get glowing reviews from your class! Explore the nature of light using red and blue LED sources and fantastic phosphorescent paper. Young scientists compare the effects of blue light...
Curated OER
Doubling and Halving
A cute square-headed robot is here to help your class understand doubling and halving. Numbers go in his head and come out his ear doubled. Those same number then go in his ear and come out his head halved. This is a great way to show...