Curated OER
Comparing Distances
Students practice estimating distances by analyzing a map. In this length measurement instructional activity, students view a map with a distance key and use their measurement skills to estimate the distance between two cities. Students...
Curated OER
Beans and Baleen
Predict whale populations using different beans as whales! Learners observe different types of beans in a dish knowing that each bean represents a different kind of whale. They then predict how many "whales" there are in a certain area....
Curated OER
Estimation and Measurement
Students use unconventional units of measure to estimate and measure.
Curated OER
Junk Mail Overload!
Learners discuss the "junk mail nuisance" with the teacher and share their opinions on the problem. Students collect a week's worth of junk mail, bring to class and complete a chart about the amount and weight. Learners then complete an...
Teach Engineering
About Accuracy and Approximation
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
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 the...
Curated OER
Estimating the Live Mass of Dinosaurs
Young scholars 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. Young scholars...
Curated OER
Decision Time
In this estimating practice worksheet, learners 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
Estimating Products
In this math worksheet, students 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
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
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
Learners 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 activity on estimation and division has students practice these skills using real-life examples. The activity 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
Guess-timating Fun
Learners estimate the number of items in a jar and write their estimate boldly on a piece of paper. They line up holding their numbers. Then, they calculate the median, mean, mode and average of the guesses.
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 instructional activity, 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...
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...