Curated OER
Add and Subtract with Hudson River shipping
Rivers aren't just a place for animals to live, they also provide industrial transportation. The class will examine the Hudson River on a map, discuss all the commercial vessels that use the River to transport materials, then complete a...
Curated OER
Conditional Probability and Probability of Simultaneous Events
Pupils explore the concept of conditional probability and probability of simultaneous events. In this conditional probability and probability of simultaneous events lesson, students roll dice or use and applet to roll dice to determine...
Shodor Education Foundation
Spy Game
Turn students into detectives as they decipher encrypted messages. Introduce your class to modular arithmetic and have a little fun encrypting and decoding secret messages. The activity does not hit many content standards, but...
Curated OER
Dolphins And Penguins
Students participate in an activity that reinforces vertical addition sentences as well as provides facts about penguins. They assess a kinesthetic/visual activity to reinforce the difference between vertical and horizontal addition...
Curated OER
The Math Lesson 23
In this math practice worksheet, 1st graders enhance their addition and subtraction skills by completing the 20 pages of addition and subtraction equations.
Curated OER
The Math Lesson 24
In this math skills activity, 1st graders enhance their addition and subtraction skills by solving the 20 pages of double digit equations.
Alabama Learning Exchange
Tiger Math Graphing
Learners practice various skills using the book Tiger Math: Learning to Graph from a Baby Tiger. After listening to the story, they create a pictograph using data collected from the text. They also color a picture of a tiger,...
Curated OER
Do I Add? or Subtract?
Fourth graders read a book. For this word problems lesson, 4th graders review the operations addition and subtraction, read the book Sea Sums, learn strategies for determining if they should add or subtract, and solve story problems,
Curated OER
Adding and Subtracting Integers
In this addition and subtraction worksheet, students find the sums and differences of positive and negative numbers. Students solve thirteen problems.
Curated OER
The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
Curated OER
Miles Of Smiles
Young scholars investigate basic mathematical properties to solve multiplication and division problems. They solve word problems that are part of the lesson. Students are required to give written or oral justification for how they solve...
Curated OER
Refresh Your Memory
For this math worksheet, students break down one digit numbers by thinking of numbers which can be added together to get that sum. Students then relate simple subtraction facts in the same family. There are 15 problems.
ARKive
Adaptations for Movement
What animals are best suited for moving around a rainforest, or a desert? Design your own animal species based on a particular habitat, focusing on the characteristics it will need for optimal movement. Great as a group lesson or...
Curated OER
Hoot: Concept/Vocabulary Analysis
Augment your unit on Carl Hiaasen's Hoot with a series of activities about the environment, civil disobedience, making an impact in the world, and growing up. A list of literary concepts and themes helps you to write your lessons to...
Curriculum Corner
Academic Math Vocabulary
The ABCs of math are so important. Find commonly used math terms in a 42-page packet. Each page has the word, a place to write the definition, and a place to give specific examples of the term. A must-have for all math classrooms!
Concord Consortium
Calculator Numbers
Know thy calculator. Young mathematicians use their calculators to answer a set of questions. They consider how the number of digits the calculator displays affects the answers to calculations. They then find examples of computations...
Curated OER
Musical Math
Students play a game of mathematical musical chairs, moving from desk to desk solving addition and subtraction problems.
Curated OER
Add or Subtract
In this simple math worksheet, students find the sum or the difference for each addition or subtraction equation. Some equations contain three number to solve.
Curated OER
Counting Petals
Students solve addition and subtraction problems. In this problem solving instructional activity, students solve math problems written on flowers. Using petals as a counting aid, students demonstrate the answer by attaching the correct...
Curated OER
Morning Work
First graders complete their morning work. In this math and editing lesson, 1st graders complete addition and subtraction problems, edit sentences and share their answers. Students can also create math problems of their own.
Curated OER
Balancing
Students use a balance to complete subtraction problems and weigh out the items they take away. In this subtraction lesson plan, students use a pan balance and record their equations.
Curated OER
Frogs in Ponds
First graders determine how numbers are made up of other smaller numbers before examining addition and subtraction. They determine the number pairs that make up a given number and determine when no other pairs can be found. They use frog...
Curated OER
Adjusting the Quotient
Fourth graders use number facts to estimate quotients. In this division instructional activity, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient....
Curated OER
Figuring Out Equations With Figurines
Students inspect solving equations with one variable. Through the use of a scale balance, they examine the importance of equality in an equation. By playing a balance game with figurines and a scale, students discover methods of...