Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Curated OER
Fractions: A Conceptual Approach
If you are teaching fractions to elementary learners this year, this Singapore Math presentation is essential to your curriculum. It addresses several basic fractions concepts in conceptual terms and figures, making each idea accessible...
Curated OER
Fractions of A Pizza
Learners view a large illustration of a pizza with parts of velcro. In this addition and subtraction of fractions lesson, students solve problems based on the pieces missing from the pizza. Learners take a fraction quiz. Order a fresh,...
It's About Time
Atoms and Their Masses
Are atoms too small to be isolated? Answer this question and more as you provide young chemists with the tools to conduct a hands-on activity demonstrating atomic mass. Pupils explore the mass of copper and aluminum, compare Dalton's...
Alabama Learning Exchange
Understanding Fractions
Young learners explore fractions and demonstrate parts of a whole by using a candy bar and a piece of paper and dividing both into equal parts. Included is a worksheet that requires youngsters to color in half of each polygon shape. Some...
California Academy of Science
Parts of an Antelope
There are so many wonderful parts to an animal: fur, antlers, tails, and legs, to name a few. A large diagram of an antelope is used to start a matching game, where the class matches body parts made of the same material. They discuss...
North Carolina Consortium for Middle East Studies
Missing Pieces of the Puzzle: African Americans in Revolutionary Times
What's missing from most studies of the American Revolutionary War is information about the role African Americans played in the conflict. To correct this oversight, middle schoolers research groups like the Black Loyalists and Black...
Curated OER
Observation Milk Fat Lesson
Turn your class loose to experiment with the different fat content in skim milk, whole milk, half and half, and heavy cream. This is a visually vibrant experiment, as learners drip food coloring on the surface of the products and measure...
Curated OER
Addition and Subtraction of Fractions
Students demonstrate how to solve addition and subtraction of fractions. In this fractions lesson plan, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.
Curated OER
The Perfect Pet
Students take on role of an associate in a pet shop and help imaginary customers compare pets for sale.
Yummy Math
Steep Hikes
Grab your hiking gear and get ready for a math adventure! Learners explore the meaning of percent grade change, as compared to the slope in an excellent worksheet activity about hiking trails in the mountains of New Hampshire. They use...
Noyce Foundation
Counters
For some, probability is a losing proposition. The assessment item requires an understanding of fraction operations, probability, and fair games. Pupils determine the fractional portions of an event. They continue to determine whether...
Colorado State University
What's the Difference Between Blue Light and Red Light?
Finally, an electromagnetic spectrum lab that will get glowing reviews from your class! Explore the nature of light using red and blue LED sources and fantastic phosphorescent paper. Young scientists compare the effects of blue light...
Curated OER
Mallard's Wetland Olympics
Students observe plants and animals of a wetland and then compare their ability to move with different animals by undertaking the exercises on a downloadable page.
Delegation of the European Union to the United States
The Geography of Europe
What is the European Union? Where is it? Why is it? To begin a study of the EU, class members examine the physical geography of Europe and the size and population density of 28-member countries in comparison to non-member countries like...
Curated OER
2nd grade Reading
Read the story Alexander's Terrible Horrible No Good Very Bad Day to your second grade class. They will either draw a picture of the part of the story that they liked the best or write one sentence about the part that made them laugh....
Curated OER
Lost on Everest
What would it be like to be stranded on Mount Everest? Curious learners view a video clip, test common fabrics to see how they stand up to cold, and develop/answer discussion questions.
NASA
Water Works on a Blue Planet
Keep within a water budget. Learners find out that less than 2.5% of Earth's water is available to drink—and that there is a fixed amount of water. Scholars read an interesting article comparing the available water to a game of Monopoly...
Steven's Institute of Technology
How Does Your Garden Grow?
What to do, bunnies are getting into the garden and eating all the carrots! After reading the story Muncha! Muncha! Muncha! the class works together to design a device that will keep those bunnies out of the garden. They get together in...
Illustrative Mathematics
Centerpiece
Learners hear wedding bells in this problem set, as they help a fictional bride plan the centerpieces for her wedding reception. Algebra is married to geometry as volume, aesthetics, and budgeting all come into play. Learners are asked...
Curated OER
Adding and Subtracting Fractions
Third graders practice adding and subtracting fractions. In this addition lesson, 3rd graders use paper fraction kits made from colored construction paper and complete several fraction problems on the chalkboard.
Curated OER
Circles, Cylinders, Cones and Spheres
For this comparing geometric figures worksheet, students continue patterns and observe circles. In this problem solving worksheet, students answer seven questions.
Curated OER
Using the senses
Young scholars use their senses to compare a frog and a hamster. In this animals comparison lesson plan, students get into groups and observe, smell, feel, and listen to what their animals are like, and classify them into categories.
Curated OER
Fraction Game
In this fraction worksheet, students determine which person wins the fraction game by comparing the size of the fractions each student drew in the game. Students explain who wins each round and how they know.