CK-12 Foundation
Large Decimal Rounding to Decimal Representations: Weighing a Whale
An interactive challenges mathematicians to round large numbers with help from a large scale that measures the weight of a blue whale. The practie's five questions include multiple-choice, fill-in-the-blank, true or false, and an open...
Illustrative Mathematics
Two Wheels and a Belt
Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...
Curated OER
Rounding to the nearest ten
Third graders use a hundreds chart and number line to round to the nearest ten. In this rounding numbers to ten lesson, 3rd graders navigate an online activity to round numbers. Students complete a worksheet and share strategies.
August House
The Stolen Smell
Some smells are better than others! Explore your sense of smell with a series of activities based on the Peruvian folktale, The Stolen Smell. With exercises about phonics, counting, cooking, art, and drama, the lesson is a well-rounded...
Curated OER
Large Numbers- Reasoning Worksheet
In this large number reasoning worksheet, 5th graders use numbers in the hundred thousands and millions as the reason the answers to 5 problems. They explain their work and describe how they made decisions when finding answers.
Curated OER
100 Or Bust!
Elementary schoolers use their understanding of place value to develop a strategy for a number game. In this lesson, pupils use place value to play "100 or Bust" and figure out a good winning strategy. These kinds of math games are...
NOAA
Stressed Out!
Are our oceans really suffering due to the choices humans make? The sixth and final installment in the volume of activities challenges research groups to tackle one of six major topics that impact ocean health. After getting to the...
BBC
Conflict - Part Two
Middle schoolers engage in a discussion about bullying. They list the many forms bullying can take, and how much of a problem bullying is at their own school. Then, learners plan their own campaign to eliminate bullying at their school....
Curated OER
Money Makes the Fair-Go-Round
Students explore the value of money. In this money lesson, students investigating combining amounts of money and making change. Students count sets of money and make fair trades. Resources are provided.
Science Matters
Oh Heron
Two teams—the environmentalists and herons—play four rounds of the game, Oh Heron. Using hand symbols to represent food, shelter, and water, players locate their match to produce more herons while those unmatched decompose.
California Department of Education
Name That Job!
Can you name the job that involves scholars, classes, and grades? If you guessed teacher, you just won a round of Name That Job! The second lesson in a five-part college and career readiness unit has career seekers team up and go head to...
Curated OER
Rounding to the Nearest Ten
Third graders review rounding to the nearest ten. In this rounding lesson, 3rd graders use a hundred chart to help them in rounding to the nearest ten. Additionally, students practice rounding on the computer.
Curated OER
Rounding Whole Numbers
Can your fourth graders round to the nearest 10? What about the nearest 100, or 10,000? A thorough resource helps them practice rounding numbers of varying size. Four sets of problems prompt learners to round to specified place values,...
Curated OER
Can You Name That Shape?
Learners use materials to build, investigate, and draw two-dimensional shapes (polygons). They combine the shapes they have built and draw from the pile to begin a round-robin activity to name and determine the attributes of a selection...
Curated OER
BIG Pumpkins!
How big is the biggest pumpkin you've ever seen? Did it weigh over a ton—literally? Young learners view pictures of some record-breaking pumpkins, including some that weighed over 1,300 pounds, before answering five word problems about...
Curated OER
Metric Magic
Sixth and seventh graders construct a "metric machine" as a kinesthetic aide in converting from one unit to another in grams, liters, or meters. They complete a metric activity on the Internet and view about five minutes of a video on...
Los Angeles County Office of Education
Assessment For The California Mathematics Standards Grade 4
Have scholars show what they know with a 20-page assessment aligned to the California State Standards. The test covers concepts such as large and whole numbers, all four mathematical operations, fractions, decimals, geometric figures,...
Curated OER
Becoming One With Clay: Pinch Pots
Explore the making of a pinch pot using this resource. Learners discuss the properties of clay, including its molecular structure. Then, they make their own clay pot. As they work, they identify the techniques used to make a pinch pot,...
Steinhardt Apps
Kinetic Molecular Theory
Building off young chemists' knowledge of the states of matter, kinetic molecular theory is the focus of the unit. Eight days of lessons including multiple demonstrations, one lab experiment, directed instruction, and worksheets,...
ESL Kid Stuff
Wheels on the Bus
Take a trip all around the town! Kids go round and round with a fun set of lessons based on "The Wheels on the Bus." After singing the song together, little learners figure out the hand gestures, reenact the song, and read an...
Colorado State University
Why Do Hurricanes Go Counterclockwise in the Northern Hemisphere?
Test your class' coordination as they model the Coriolis Effect. Forming a large circle, learners move to the right as they try to toss a ball to the person across from them. The movement of the circle represents the rotation of the...
Roald Dahl
The Twits - Muggle-Wump Has an Idea
If a bar of chocolate was on the floor, would you try to pick it up? What if it was covered with glue? The eighth lesson in an 11-part unit designed to accompany The Twits by Roald Dahl has scholars imagine crazy scenarios. The lesson...
It's About Time
Volcanic History of Your Community
Did you know there are 20 volcanoes erupting at any given time? Pupils look at various igneous rocks, read local geologic maps, and determine if their area has a history of volcanic activity. A reading passage and analysis questions...
Education World
Pumpkin Puzzler
Light the Halloween festivities with an exercise that connects math, physical science, and language arts. After watching a demonstration of a burning candle, learners use division, multiplication, or algebra to determine how many boxes...