Curated OER
Addition: Number Bonds to 10
You have the answer and a variable, but something is missing! The class fills in the missing addend in 23 practice problems that all add up to 10. This is a great way to build number sense, pattern recognition, and automaticity.
National Wildlife Federation
Habitat Web
Young scientists weave together an understanding of ecosystems with this fun collaborative activity. Taking on the roles of different living and non-living elements of specific habitats, learners use a ball of yarn to create the web of...
Curated OER
Making and Describing Shapes
Explore the concept of creating and describing 2D and 3D shapes. Using geometry your scholars will describe the attributes of shapes and their properties. They explore and discover what happens when you combine shapes and then take...
Curated OER
How Many Ways?
Second graders develop number sense. For this number sense lesson, 2nd graders use multiple ways to represent numbers including written numerals, tally marks and manipulatives. Students correctly use place value to the thousands place.
Curated OER
Food Web
Students identify producers and consumers, including scavengers and decomposers, and discuss role each plays in food web. They then make diagram of possible food chain that might include skull pictured on Montana's quarter, and...
Curated OER
Least Common Multiples
In this math instructional activity, students find the least common multiple of sets of numbers. Students factor each number to their prime factorization. They use the primes to find the least common multiples. This is a instructional...
Curated OER
Pond Water Web
Students familiarize themselves with the common organisms that live in a pond and discover their importance in a balanced aquatic habitat as they create food webs. They also investigate how an environmental change affects the habitat as...
Curated OER
KWL Chart and Background Article
Students discuss an ecosystem. In this coral reef lesson, students fill in their own KWL chart and contribute ideas to a whole class KWL chart. They read an article as a class to spark ideas for facts they can add to the "K" part of the...
Curated OER
Introduction to Fractions
With this packet, kids are introduced to fractional concepts by completing 10 pages of exercises. They learn equal and unequal parts, shading fractions, looking at pictures to determine fractions, finding equivalent fractions and finding...
Curated OER
Identifying trophic levels and the skeletal system through Owl Pellets
Pupils identify a food chain sequence. They compare, identify, and record the rodent skeletal parts to a rodent skeletal diagram. Students construct a rodent skeleton from the skeletal parts found in the pellet. They are given the...
Curated OER
BASE-ic Space Travel
In this 3-day place-value lesson, upper-elementary kids investigate the base 5 and base 2 systems as an introduction to exponents and powers. They create a pocket chart to help ground their understanding of bases, exponents, and powers,...
Curated OER
Subtraction Numbers to 9
In this math worksheet, students find the answers to the 30 subtraction problems. The solutions can be checked by using addition.
Curated OER
Working With Place Value
Students investigate the proper way to write numbers using decimals and commas. In this algebra lesson, students recognize the place value of a specific digit. They place numbers correctly on a number line.
Curated OER
Standard Written Method for Subtraction With Zeros
In this finding the differences worksheet, learners read the steps to solving subtraction problems with zeros in the ones place, and subtract two-digit numbers. Students solve 12 problems.
Curated OER
Addition: Getting To Ten Then Adding The Rest
In this addition worksheet, students first write the 2 numbers in an addition problem that add up to 10, then write the answer by adding 1 additional number to 10.
Curated OER
Guess My Piece -working with Legos
Students participate in guessing their partners' hidden Lego pieces from their verbal clues. They work in partners to accomplish their goals. They are meeting a variety of math standards by completing this lesson plan.
Curated OER
Developing Strategies for Addition and Subtraction
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Students use these techniques to complete...
Pennsylvania Department of Education
Shapes Around Us
Learners use manipulatives to study shapes. They sort shapes and use correct geometric terminology to describe them. Students find real-life examples of 2 and 3 dimensional shapes, and classify figures in their classroom according to...
Curated OER
Mayan Math
Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...
Curated OER
Mathematical Roadmaps
Second graders observe how a sample math problem is solved on the overhead. They work in small groups to develop a strategy for solving another problem using counters as well as a large sheet of paper to write down their explanation of...
Curated OER
Native American Pebble and Pot Game
Students participate in a game using 12 manipulatives. In this addition and subtraction lesson students play a game originated by the Native Americans and look at a number of items and calculate how many are hidden. Items looked at and...
Granite School District
Kindergarten CCSS Math Vocabulary Word List
Help kindergartners develop the academic language they need to master the Common Core standards with this list of math vocabulary. Including the definitions of each term as well as a set of word cards with supporting images and examples,...
Curated OER
Build an Indoor Compost Bin
Students write an essay to describe the contents of a compost bin. In this composting lesson, students create a compost bin. Students examine soil for its contents and explains in an essay the impact of the soil on the environment.
Curated OER
Nutrient Cycling
AP environmental science or college-level ecology classes will glean a tremendous amount of information on nutrient cycles from this detailed PowerPoint. It covers nutrient requirements, biogeochemcial cycles, decomposition rates, and...