Curated OER
Reproductive Lottery
Students explain that fishes that reproduce externally have to release great numbers of eggs and milt (sperm) in order to ensure fertilization.
Curated OER
End of the Year Math Terms
In this end of the year math test worksheet, 4th graders complete problems including addition, division, measurement, decimals, and more. Students complete 22 problems.
Curated OER
Finding and Creating Addition Patterns
Third graders listen as teacher snaps her fingers in a certain pattern and then join in as they become familiar with the pattern and then repeating it. They observe a patterns of shapes and repeat after the teacher has explained it....
Curated OER
the Squares of Numbers in Multiplication
Learners memorize the multiplication math facts and learn many different ways of visualizing and practicing the multiplication concepts. They begin practicing with arrays, skip counting, and moving manipulatives for the 0, 1, 2, 3, and 4.
Curated OER
Jumping Numbers
Students practice jumping with a two foot take-off and a two foot landing using the given cues.
Curated OER
SPIRIT 2.0 Lesosn: Adding and Subtracting Integers
Six pages prepare you to introduce your math stars to the addition and subtraction of positive and negative numbers. They drive a robot back and forth on an actual number line to represent the operations. If you don't have access to a...
Curated OER
Math Jeopardy: Basic Skills
Students play a PowerPoint activity to be used as a review of basic skills for order of operations, and the operations of addition, subtraction, multiplication, and division for whole numbers, some fractional numbers and integers....
Curated OER
One Vs. One Hundred
Students explore the concept of place value. They differentiate between digits and their values as it related to addition and subtraction. Through the use of technology and manipulatives students investigate the place value of digits by...
Curated OER
Classroom Christmas Tree
Students practice their addition by participating in a Christmas Tree activity. In this holiday math activity, students complete math problems at their desk and match their answers with ornaments on a tree. Students are given...
Houghton Mifflin Harcourt
Introducing the Concept: Adding and Subtracting With Negative Integers
A basic narrative is outlined for teaching a lesson on the addition and subtraction of integers. Using a number line, you can demonstrate how to find the sum of a positive and negative integer. On the right side of the page are links to...
Curated OER
Teaching Arithmetic and Math Concepts to Headstarters
Learners discover early number concepts for numbers 1 through 5. In this number concepts instructional activity, students work in stations doing hands-on activities such as sorting colored blocks, stringing beads, and counting sticks....
Curated OER
The Meaning of Algebraic Expressions
Students define equations and expressions. In this algebra lesson, students review important vocabulary words to do with equations and solving problems. They simplify equations and expressions using addition, subtraction, multiplication...
Curated OER
Health: Snacks and Safety for Children
Students discover how to prepare healthy snacks for children. In addition, they discuss food allergies and assess cooking hygiene. Part of this three-day lesson, includes a Powerpoint presentation covering safety measures both in and...
Curated OER
Spill the Beans
Students explore the meaning of a fact family. In this Math lesson, students work in small groups to create their own fact family based on color of beans. The beans are colored and represent a given value. Students discover the...
Curated OER
Euclidean Algorithm
Learners are introduced to the concept of a Greatest Common Divisor. They review the number systems. Students are told how the entire field of Number Theory primarily uses the integers. They are told the Fundamental Theorem of Algebra.
Curated OER
Count on Math
Students develop number sense up to a million. In this developing number sense up to a million lesson, students count their breaths in given time span. Students use blocks representing 10's and 100's to create a...
Curated OER
Clockwise/Counterclockwise Math
Students practice the concept of moving in clockwise and counterclockwise directions to tell time using addition and subtraction.
Curated OER
Getting Partial
This unit introduces a number of important concepts relating to fractions. The first of these is that fractions represent parts of regions and sets and so are useful in a large variety of situations. Whole numbers are not enough by...
Curated OER
Creative Cats
Students solve joining problems by using cat counters, pictures, and numbers. First, students listen to the story "Pretend You're a Cat" by Jean Marzollo.
Curated OER
Is Temperature Effected By How Close You Are to the Equator
Pupils collaborate with other schools to gather temperature data from a large number of locations. They determine how the average daily temperature of a location is affected by how close you are to the equator.
Curated OER
How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Curated OER
Physical Science: Dying for a Tan?
Students assess how much harm UV radiation can have on your skin and how much protection is provided by sunblock, sunglasses and clothing. They experiment with UV index numbers and the amount of exposure risk of skin damage for any given...
Curated OER
Adding Doubles (B)
In this adding doubles worksheet, students find the sums by adding each number to itself. Students solve 21 problems.