Mathematics Assessment Project
Inscribing and Circumscribing Right Triangles
High schoolers attempt an assessment task requiring them to find the radii of inscribed and circumscribed circles of a right triangle with given dimensions. They then evaluate provided sample responses to consider how to improve...
Pennsylvania Department of Education
Adding and Subtracting Three-Digit Numbers by Jumping
Second graders use data to graph information and draw conclusions. In this lesson on data analysis, 2nd graders practice gathering, sorting, comparing, and graphing data. Students differentiate data that can and cannot change over time.
Curated OER
Following Specs.
Learners utilyze a set number of DUPLO blocks to build a free-form construction project.
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
Making Changes
Students observe and record the changes they see when adding heat and cold to objects. For this changes lesson plan, students experiment with different objects and see if heat and cold change the makeup of the object. They then record...
Curated OER
Combining Foods
Students explore addition. In this math lesson, students discover how addition and subtraction are related. Students model related addition and subtraction facts.
Curated OER
Composting "The Right Mix"
Students investigate the correct mix of material types for compost. In this composting lesson, students explore the correct amounts of different types of materials to create a compost heap. Students then create a compost heap.
Curated OER
Field Guide to Schoolyard Insects and Their Relatives
Your entire class works together to create an illustrated insect field guide. The intent is that they venture outside of the classroom, find a critter, and then research it using reference materials, insect books, and the Internet for...
Curated OER
What are Atoms?
In this atom worksheet, students read about Dalton's contributions to the structure of the atom. They answer five questions about Dalton's ideas, the law of multiple proportions and the law of definite proportions.
NASA
Next Generation Spacecraft - Orion
Emergine space engineers discover the area of complex geometric shapes. They find that, just as a spacecraft is composed of many smaller parts, so can polygons be broken into smaller shapes.
Curated OER
Money Makes the Fair-Go-Round
Students explore the value of money. For this money lesson, students investigating combining amounts of money and making change. Students count sets of money and make fair trades. Resources are provided.
Curated OER
Introduction to the Periodic Table of Elements
Students explain how the elements are arranged in the periodic table. In this chemistry lesson, students determine the subatomic particles for certain elements. They research the physical and chemical properties of an element they chose.
Curated OER
Dissolved Oxygen in an Aquatic Ecosystem
Students explain why dissolved oxygen is important in aquatic ecosystems. They evaluate the optimal dissolved oxygen levels for living organisms.
Curated OER
Touch and Discover
Young scholars identify the physical properties of items using the sense of touch. In this touch and discover lesson, students describe items. Young scholars sort items using a Venn diagram.
Curated OER
Insect Conservation
Students make a diorama. In this insect lesson plan, students review what they know and what they need to know about insects. Students define conservation, discuss why it is important to conserve insects, and make an insect diorama.
Pennsylvania Department of Education
A Geometric Scavenger Hunt
Fifth graders connect their knowledge of polygons and polyhedrons. In this geometric shapes instructional activity, 5th graders identify and classify two- and three-dimensional objects. Students construct a polyhedron out of polygons and...
Curated OER
Ecosystem Food Web Mural
Learners create a food web mural about an ecosystem of the freshwater marsh. For this food web lesson plan, students write about the organisms and how each one depends on another.
Curated OER
Cutting Corners
Second graders examine two-dimensional shapes using their characteristics. In this shapes lesson plan, 2nd graders identify similarities and differences by using cut out shapes, diagrams, mirrors, and graphic organizers.
Curated OER
Lattice Method of Multiplication Variances
Students explore the lattice method of mulitplication variances through the game "Multiplication Wrestling." They view a model of how to play the game and play three rounds, recording their patterns and discussing the strategies used to...
Curated OER
Calculating Areas of Rectangles
In this geometry worksheet, students calculate the areas of rectangles. They use the formula for area of a rectangle.
Pennsylvania Department of Education
Adding Common Fractions
Fourth graders estimate various measurements. In this lesson on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and discuss using...
Curated OER
Who's In The Fact Family?
Students study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
Curated OER
Water Quality and Dissolved Oxygen
Students investigate the relationship between dissolved oxygen and organic materials and aquatic organisms. This is a 3-lesson plan series in which students explore dissolved oxygen and then design an experiment testing the effects of...
Curated OER
Home Sweet Home
Students examine the animals that live in trees. They identify their sounds, footprints and droppings. They draw pictures of the animals as well.