NASA
Lunar Rover
What is the shortest distance/time needed to complete a mission? Groups devise a strategy in order to determine the shortest distance and time connecting two points and a segment. They then use graphing, the distance formula, and a...
Polar Trec
Polar Detectives: Using Ice Core Data to Decode Past Climate Mysteries
How does examining an ice core tell us about weather? Learners set up and explore fake ice cores made of sugar, salt, and ash to represent historical snowfall and volcanic eruptions. From their setups, scholars determine what caused the...
Normal Community High School
Mole Calculations
You didn't know you'd find moles in chemistry class! Through the introduction of moles and molar volume at STP, classes see how to calculate moles using a given chemical equation. The presentation includes a short review of ions in...
EngageNY
More About Similar Triangles
Determine whether two triangles are similar. The lesson presents opportunities for pupils to find the criterion needed to show that two triangles are similar. Scholars use the definition of similarity to find any missing side...
American Statistical Association
How Fast Are You?
Quick! Snap up the lesson. Scholars first use an online app to collect data on reaction times by clicking a button when the color of a box changes. They then plot and analyze the data by considering measures of center, measures of...
Curated OER
Idiom Quizzes - XYZ
In this online interactive language skills worksheet, students answer 3 multiple choice questions regarding idioms. Students may check their answers immediately.
Curated OER
Geometry: Calculating Area
In this calculating area instructional activity, students find the area of complex shapes. This one-page instructional activity contains 6 multi-step problems.
Curated OER
Calculating Surface Area
In this surface area worksheet, students find the surface are of cubes and rectangular prisms. This one-page worksheet contains 3 problems.
Helping with Math
Worksheet: Dividing by 5
Not only do learners divide by five as the title implies, they warm up by practicing the five times multiplication facts. There are 28 division problems that follow the warm-up, and an answer key is available through the webpage.
Helping with Math
Worksheet: Dividing by 6
In this division worksheet, pupils first complete 10 problems, multiplying the numbers 1-10 by the divisor six. They can use the answers to help solve 28 division problems, thus relating multiplication and division. The webpage includes...
Helping with Math
Worksheet: Dividing by 3
Multiplying each number by three serves as a warm-up on this division task. The remainder of the instructional activity provides 28 division problems, each with a divisor of three. Ideal for an assessment, especially because the answer...
Helping with Math
Worksheet: Dividing by 7
In this division-focused assignment, youngsters first complete 10 problems, multiplying numbers 1-10 by seven. They then use the answers to help find 28 quotients where the divisor is always seven. The webpage includes the link to an...
Helping with Math
Worksheet: Dividing by 4
First notice that an answer key is available by the click of a box at the top of the page. Then you will see that learners practice the four times table before delving into division. Twenty-eight quotient-finding problems follow. A...
Helping with Math
Worksheet: Dividing by 2
Multiply by two, and then divide by two. This activity provided practice for beginning dividers. Note that the publisher assigns this to CCSS.Math.Content.3.OA.6, but you would need to do some explaining to actually get this and the rest...
Helping with Math
Worksheet: Dividing by 9
Review the nine times facts and then apply those facts to division. With 28 division problems to find quotients for, this makes a terrific assessment. All of the problems have the number nine as a divisor, and an answer key is provided...
Helping with Math
Worksheet: Dividing by 8
In this multiplication and division worksheet, assignees first solve 10 basic multiplication facts. Using those answers, they should quickly be able to find the quotients for the remaining 28 problems, all of which have the number eight...
Helping with Math
Worksheet: Dividing By 10
Working with 10s should become second nature to your mathematicians. Test to see how they are doing with this straightforward assignment. First, they review the 10 multiplication facts. Then they apply them to 28 division problems. Since...
Curated OER
Division Riddle
In this division riddle worksheet, 4th graders solve twelve division with remainder problems, write the code letters, then rearrange the code letters to solve the riddle and write which method they used.
Curated OER
Feeding in the Flow
The National Oceanic and Atmospheric Administration (NOAA) has developed a tremendous library of ocean-themed lessons that can be used in a variety of science settings. "Feeding in the Flow" is one of those activities; Its focus is on...
Futures Channel
Folding Circles
Students investigate properties of circles. In this geometry lesson, students differentiate between similarity and congruence as they observe polygons. They investigate properties of two and three dimensional shape.
Math Mammoth
Multiplication and Division
In this multiplication and division learning exercise, students review both methods and then match the equations to the multiplication or division diagrams and solve for y. Students then write four equations for the diagrams and solve...
Curated OER
One Room Many Minds
Students study the ways in which one room schoolhouses were an integral part of Canadian society. They explore the economic, geographic, and cultural contributions to their establishment and speculate about and compare education...
Curated OER
AP Biology Lab Review
A seventy-two slide PowerPoint that reviews several lab explorations done in an AP Biology course. For each lab there is a description, concepts, and conclusions. Many pictures and graphics make this visually appealing, but it would not...
Curated OER
X-Storms
Students compare and contrast 3 types of extreme storms. They obtain real-time and historical meteorological data regarding 2 specific storms and then analyze the data to determine what type of storm each was.