World Wildlife Fund
Take 6
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
Curated OER
Understanding 10: Backwards and Forwards
Help your young mathematicians completely master 10 by practicing one-to-one correspondence, number recognition, and recording numbers displayed. They make 10 with groups of two-different colored cubes and color in 10-frames to show how...
Curated OER
Skeleton Tower
Your algebra learners build a quadratic function in this task of counting the blocks used to build objects. The arithmetic sequence that shows up brings up a shortcut to the long addition using the Gauss Method. Eventually, learners...
Curated OER
Complete the Addition Fact Using Cubes
In this addition with cubes instructional activity, students count the cubes, and write the addends and sum to solve the addition problem.
Curated OER
Togetherness
In this counting worksheet, students analyze a long linked series of cubes in two colors. Students count one color of cubes and record that number. Students then count the other color of cube and do the same. Finally, students write the...
Curated OER
Volume and Surface Area of Solids
In this solids instructional activity, 10th graders solve and complete 10 different word problems that include determining the volume and surface area of various solids. First, they determine the surface area of a cube as described....
Willow Tree
Order of Operations
It's the classic please excuse my dear aunt sally strategy to remembering the order of operations. Young mathematicians practice to develop an understanding of the order of operations. Examples and practice problems include absolute...
Curated OER
Carrying to Tens
For this math worksheet, learners learn to carry to the tens place in addition. Students solve 8 problems, each with pictures of tens rods and cubes which illustrate the concept.
Curated OER
Ladybug Addition
Students engage in an interesting lesson on addition that encourages class participation through role-play and concrete hands-on activity. They utilize the fact that ladybugs have dots on their bodies to create a fun, hands-on lesson in...
Curated OER
How Many More on a Graph?
First graders identify a number that is one more or one less than a number up to one hundred and identify a mystery number. They also create a class graph that illustrates how many children are in each family, and answer questions about...
Curated OER
An Introduction to Counting
Students define the counting principle and how it relates to integers. In this algebra lesson, students add and subtract using the addition and multiplication principles. They solve problems using combination and permutations.
Curated OER
Odd and even
Learners play a game requiring them to select groups of odd or even numbers of objects with the aim of reaching a total which is an odd number. They carry out a more formal investigation of patterns in additions of odd and even numbers.
Curated OER
Data Analysis and Probability Race to the Finish
Students practice addition facts, record data, and construct a bar graph. In this probability instructional activity, students participate in a board game in which bicycles move towards a finish line based on players completing addition...
Curated OER
Math Cubes
Learners practice addition and subtraction while making and then playing a game. In this addition and subtraction instructional activity, students will make dice using a cube tracer and number and number sign tracers to make the numbers...
Pennsylvania Department of Education
Making Cubes
Third graders explore vocabulary associated with three dimensional figures. In this transformations lesson plan, 3rd graders create two dimensional nets for three dimensional figures. Students become familiar with describing two and...
Fuel the Brain
Counting Money
How much money do the children in these word problems have? Through addition and subtraction with the help of visual representations drawn by your pupils, they will understand these skills better.
Curated OER
Addition and Subtraction Facts To 20
First graders use manipulatives, flash cards, number sentences and story problems to practice their addition and subtraction facts to twenty.
Curated OER
Brain Booster: Estimation and Repeated Addition
In this daily math problem worksheet, students complete three activities that help use estimation and solve problems with repeated addition. Students show their work using pictures, numbers, or words and may use cubes, number lines or...
Curated OER
How Heavy
Break out the balances for this primary grade lesson on weight measurement. Using common elementary school manipulatives like unifix or snap cubes, young mathematicians determine the weight of four different classroom objects. A graphic...
Curated OER
Book Title: Ten Flashing Fireflies
This lesson engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their own word...
Curated OER
Commutative Property
First graders use various models to learn the Commutative Property of Addition. In this Commutative Property lesson, 1st graders use other students, counters, balances, and dominoes to apply the addition property. Students solve addition...
Curated OER
Math Lesson Study Plan
Second graders find missing addends by solving math word problems. In this missing addend lesson, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work independently....
Fuel the Brain
Brain Boosters - Add Ten on a Number Line
Encourage learners to use pictures, numbers, or words to solve two-word problems in which they count by 10's using a number line. They tell the total number of items the child has in each problem by starting at a given number and adding...
Curated OER
Carrot Bunch
Second graders solve a variety of math addition word problems related to planting and cooking carrots. They discuss a story from their math storybook, then read and solve a carrot word problem on a worksheet as a class. Students then...