Curated OER
Infinite Secrets
Students duplicate the method that Archimedes used to estimate the value of pi. They complete a data table and find the approximate values of pi for three sets of polygons.
Houghton Mifflin Harcourt
Unit 1 Math Vocabulary Cards (Grade 4)
Use a set of 12 math vocabulary cards intended for fourth grade mathematicians. The topics of the cards include mostly place value concepts. Each sheet contains two cards; one with the word printed in bold text, and the other with...
Curated OER
Estimating the Live Mass of Dinosaurs
Students 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. Students compare the...
Curated OER
Decision Time
In this estimating practice worksheet, students examine 3 groups of objects and estimate and check how many objects there are in each group. Students also respond to 1 short answer question.
Curated OER
ExplorA-Pond:4th Grade Surface Area
Fourth graders estimate the surface area of a pond using the chance method and the estimation method. They complete a graph and a short report comparing the results of the two methods.
Curated OER
Estimating Products
In this math worksheet, pupils round numbers to their leading digit. They multiply the results to find the estimation of the exact answer. Students estimate and then find the exact answer on six problems.
Curated OER
Out of This World
Students are introduced to the solar system and its place in the universe. They begin to grasp the idea of very large numbers by estimating and computing how long it take the class to make a million x's.
Curated OER
Science: Entomology in Action
Students discover how coroners use insect life cycles to estimate the time of death in cases. they describe how forensic entomologists combine environmental factors with insect life cycles to note the changes. Students examine an...
Curated OER
Travel Time
Students use a migration map to estimate the distance traveled by a bird while migrating south. After calculating accurate estimates of the distance traveled, students compare the distances traveled with the amount of time elapsed.
Curated OER
Estimate Quotients
Fifth graders have to use division to solve problems in everyday situations. This worksheet on estimation and division has students practice these skills using real-life examples. The worksheet is part of the Houghton Mifflin math series...
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
Mystery Jars
This is a twist on the old "guess how many jellybeans" game. Using estimation and math skills, learners participate in a fun "mystery jars" activity, trying to make educated guesses at how many objects are in two jars. The basic activity...
Curated OER
Math, Calories and You
Discover the connection between calories and weight. Pupils multiply their body weight times calorie estimates for various physical activities to calculate calories burned per minute and per hour. Worksheets a well as website links are...
Curated OER
Questioning NASA
Space science and math collide in this inquiry that investigates launching times for antacid-tablet rockets! Upper elementary or middle school learners collect data as they launch these mini rockets. They apply concepts of place value...
Curated OER
The Number Line
Represent, order, and compare rational numbers in order to practice placing them on a number line. Your class will use appropriate operations, methods, and tools to compute with real numbers. Then they must explain completely and clearly...
Curated OER
Nuts for Peanuts: Peanut Plants, Peanut Timeline, and Peanut-s-timation!
Students complete a timeline. In this peanuts lesson plan, students read A Short Peanut History and use this resource to make a timeline of the history of the peanut. Students can grow peanuts in the classroom or make various peanut...
Curated OER
Presenting the Hogg Family
Students practice real life problem solving and rounding skills. They determine the amount of coal used each year by a family of four to opertate all of their electrical appliances.
Curated OER
Estimating Area
Fifth graders, after being given a variety of word problems to solve, find patterns to solving 3 out of 4 times. They break it down into smaller parts 3 out of 4 times and tell the method of solving 3 out of 4 times. Students complete...
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Estimating Loggerhead Hatchling Gender Ratios
Students study sea turtles and the concept of temperature-dependent sex determination (TSD). Using a specific set of temperature data, they determine the probable sex of a nest of sea turtle hatchlings and then determine the overall...
Curated OER
Estimating Altitude of Water Cloud Base
Students conduct an experiment to determine dew point and use a formula to detemine altitude. They construct a chart and predict what altitude clouds would form, given the dew point on the ground.
Curated OER
Adjusting the Quotient
Students solve division problems. In this division lesson, students review estimating and how to figure out if their estimate is too large or too small. Students solve division problems and use their estimating skills to adjust the...
Curated OER
Estimate Quotients: Reteach
In this estimating quotients worksheet, students review how to estimate quotients using compatible numbers. Students then estimate the quotient for the division equations and tell what compatible numbers were used.
Curated OER
Sort It Out! Size It Up!
Second graders, in groups, estimate amounts in various jars. They sort each jar from least to greatest amount.
Curated OER
Mind Your P's and C's!
Second graders estimate how much volume a container can hold. In this math instructional activity, 2nd graders compare their estimates with actual measurements. They share and discuss their results in class.