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CK-12 Foundation
Estimation to Check Decimal Multiplication: Watering a Garden
Mathematicians solve six multiple-choice and true or false questions using their knowledge of estimation and multiplying decimals. The interactive provides a garden-themed tool that creates a visual aid of three watering cans to assist...
California Education Partners
Summer Olympics
Quickly get to the decimal point. The last assessment in a nine-part series requires scholars to work with decimals. Pupils compare the race times of several athletes and calculate how much they have improved over time. During the second...
Curated OER
Standard Units of Measure
Learners explore linear measurement. They choose appropriate measuring tools, measure three classroom items, and record their results. A class discussion ensues in which everyone decides the best way to present their data.
Census at School
Just How Old Are You?
Do you know how old you are in seconds, minutes, days, weeks, or months? This intriguing question is presented as a way for learners to estimate in units of time. They'll build a better sense of what each increment of time is as they...
Curated OER
Estimate, Solve, and Check
Young scholars estimate, solve, and check a series of addition and subtraction number and word problems. They write their estimates on a recording sheet, compute and write the answer in the next column, and check their answer with a...
Curated OER
Scale Drawing Lesson Plan
Students calculate actual building measurements from a village map using concepts of ratios and scale in this ten instructional activity mini-unit. They practice measuring angles, multiplying decimals, estimating height and length, and...
Curated OER
Solving Equations
In this solving equations worksheet, 9th graders solve 24 different problems. First, they find the zeros of each function. Then, students solve each equation by factoring. They also solve each equation by completing the square and...
Curated OER
A Sum of Functions
Collaborative learners will see the geometric addition of functions by graphing the sum of two graphed curves on the same coordinate plane. This task then naturally flows into giving learners the algebraic representation of the curves...
SeaWorld
How Big is a Blue?
Whales are all big, but some are larger than others! Kids will love sorting the 10 whale species by size at their desk (whale cut-outs provided). Next, use a whale rope to visualize how long each of these whales actually is. A large...
Curated OER
Circles and Cylinders
In this circles and cylinders worksheet, 10th graders solve and complete 22 various types of problems. First, they collect data for a radius and circumference for several different circles and calculate the quantity. Then, students find...
Curated OER
Estimation and Measurement
Students explore measurement and estimation with non-standard units. In this measurement lesson plan, students discuss items that could be used to measure; they use tooth picks to measure specific items around the classroom, both...
Curated OER
Integration
In this calculus worksheet, 12th graders use integration to find the area under a graph. They use integration to solve real world problems. There are 4 different sections with their own problems.
Biology Corner
Random Sampling
Simulate a random sampling of data by tearing 20 sheets of paper into slips and place a number on 10 and a letter on 10. They place the slips in two separate containers and randomly draw a number and a letter. They record their...
Curated OER
Living Room Redecoration
Fourth graders use math in a living room redecoration lesson. In this geometry lesson, 4th graders get the dimensions of a living room and need to find the amount and cost of paint and flooring. They read different scenarios and decide...
Curated OER
Pumpkins By the Pound
Use pumpkins of various sizes to experiment with weight and perimeter. First the class lifts the pumpkins one by one, estimating each pumpkin's weight. They arrange the pumpkins from lightest to heaviest, and then string weigh each one...
Curated OER
Multiplying by a Multiple of Ten
In this multiplication worksheet, 4th graders multiply 8 multiplication math problems by different multiples of 10. Students answer 3 word problems on the lines provided.
Curated OER
Appliance Energy Use and Cost
In this energy usage worksheet, students use a chart comparing the average monthly kilowatt-hour use of different household appliances to complete 4 short answer questions.
Curated OER
Estimation and Significant Figures
Students investigate the importance of significant figures through measuring and estimating. For this estimation and significant figures lesson plan, students measure pieces of paper and round their figures to the nearest marking on the...
Curated OER
Counting Animal Populations
Young scholars learn how to count animal populations by the Mark and Recapture method. For this counting animal populations lesson plan, students begin by predicting amounts of different candies in a jar. Young scholars then simulate...
Curated OER
The Robot Ranger
Students participate in an experiment to understand how robotic systems can estimate distances. In this robotic ranger activity, students measure the the time it takes for and object to move back and forth. Students will use...
Curated OER
Measurement
Young scholars measure angles, perimeter, area and volume. In this geometry lesson, students define different ways to measure and solve for the perimeter, area and volume of geometric shapes. They analyze and process information to help...
Illustrative Mathematics
High School Graduation
An exercise in finding the approximate time that a name would be called at a graduation. Estimating time may be difficult for some of the class, so this resource would not be a good choice for learning this standard. It does end with a...
Curated OER
Estimating the Live Mass of Dinosaurs
Students calculate the volume of scale model dinosaurs using a water displacement method. They use formulas to calculate the live mass each of the species of dinosaur. Then they complete and discuss a series of questions.
Curated OER
Estimating the Live Mass of Dinosaurs
Learners estimate the live mass of dinosaurs. Using dinosaur and modern animal models, students use simple displacement methods to calculate the volume of the models. They calculate the masses of each model. Learners compare the...