EngageNY
Sampling Variability and the Effect of Sample Size
The 19th installment in a 25-part series builds upon the sampling from the previous unit and takes a larger sample. Pupils compare the dot plots of sample means using two different sample sizes to find which one has the better variability.
Cornell University
Thinking with the Eyes
Objects are larger (or smaller) than they appear! Scholars use a laboratory investigation to explore the difference between resolution and magnification. The activity allows them to calculate the size of the field of view of their light...
University of Wisconsin
Identifying Your Soil for Rain Gardens
Teach your class the descriptive characteristics of soil. Provide information about particle size and a flow chart for assessing texture. Soil scientists then analyze samples and hypothesize which would be the best type for a rain...
Illustrative Mathematics
Converting Fractions of a Unit into a Smaller Unit
There is more than one way to answer a question; especially when you have fractions in measurement. Here are three questions with real-world situations in which 5th graders are asked to provide answers in three ways: a larger unit of...
Curated OER
Comparing Sizes
Students compare sizes. For this math lesson, students complete activities that require them to compare the sizes of their bodies to those of their classmates.
Curated OER
Preschool Comparison Worksheet
Review the concept of size with preschoolers while practicing their direction following skills. Young learners are presented with four sets of images which they must compare to determine which is larger. They are then directed to cross...
Curated OER
What Size Is It?
The concept of size is taught in this comparitive meaning of words lesson. Learners discuss the comparative qualities of words such as small, smaller, smallest. They demonstrate their understanding by drawing a picture.
Wilson Language Training Corporation
Handwriting Worksheets
Support your pupils as they learn how to write the alphabet, words, and even sentences. The handwriting pages all use the Wilson Writing Grid, in which each line corresponds with a particular letter height and an image (for example, the...
National Council of Teachers of Mathematics
The Roll Out Fractions Game: Comparing Fractions
Reinforce the concept of comparing fractions with a hands-on, two-player game that calls for a visual model, score board, and dice. Players roll dice to acquire their given fraction, create the fraction using fraction tiles, then compare...
Museum of Science
Linear Perspective: Painting Distance with Size
Young scholars examine a simple set up to measure the change in the apparent size of an object as it moves away from them.
Curated OER
Cell Size and Division or How Big Would You Want To Be if You Were a Cell?
Learners investigate why cells divide. In this cell size lesson plan, students observe how far a solution travels into 3 different size model cells of agar. They answer questions about the most effect movement of "nutrients" into the...
Curated OER
Relative Size Lesson Plan for First Grade
First graders compare triangle sizes, square sizes, and lengths. They use manipulatives of three varied sized triangles, squares, and strips to measure and compare relative size and length.
EngageNY
Summarizing Deviations from the Mean
Through a series of problems, learners determine the variability of a data set by looking at the deviations from the mean. Estimating means of larger data sets presented in histograms and providing a way to calculate an estimate round...
American Statistical Association
Step into Statastics
Class members study the size of classmates' feet and perform a statistical analysis of their data. They solve for central tendencies, quartiles, and spread for the entire group as well as subgroups. They then write a conclusion based on...
University of Wisconsin
Infiltration Test: Exploring the Flow of Water Through Soils
Soil scientists gain experience with an infiltrometer can to determine the infiltration rates at different locations on campus. If you are using the entire unit, the class has already analyzed water flow and soil types, so they should...
Curated OER
Whale Scale
Students estimate relative size and scale of humans, animals, and objects. They verify their estimations through research and measurement and then draw themselves in proportion to other creatures, both larger and smaller, in a selected...
Curated OER
Volume
Third graders complete scientific investigation to determine what volume is and how it is determined by size not by mass. They discuss what they know about volume before proceeding with the demonstration and experimentation. After the...
Curated OER
HOW FAST DO SEDIMENT GRAINS OF DIFFERENT SIZES SETTLE?
Students conduct an experiment using sand, a jar, and a paper clip to analyze the effects of different kinds of sand vis a vis its sediment. They graph their findings and analyze for factors of size, shape, and density.
Curated OER
Sizing Pumpkins
Fifth graders study the sizes of pumpkins. They measure and record the diameters of pumpkins. They create five subtraction problems and solve them. They weigh their pumpkins, record the data and select two pumpkins to make a graph of...
Curated OER
Smaller and Larger
In this comparing sizes activity, students observe pairs of dinosaurs and identify the smaller one in each group. Students color 4 answers.
American Chemical Society
Finding Volume: The Water Displacement Method
We have formulas for finding the volume of geometric shapes, but what if the shape is irregular? Lesson describes how to find volume through water displacement. After a demonstration, scholars practice in small groups. Then analysis...
Curated OER
Size of Stars
Fifth graders draw constellations in the sky and use the brightness levels of stars to show how big they are. In this constellations lesson plan, 5th graders describe what they see in the night sky by discussing the star's distances.
Curated OER
Dilation
Tenth graders identidy and define various geometry terms, Students create exact replicas of a shape that is either smaller or larger than the original shape. Students prove that their entire shapes are larger or smaller in the same...
Curated OER
How does the Earth compare to the other planets?
Pupils equate the size of the planets by determining their relative size. In this planet's size lesson, students use a variety of measurements to evaluate the sizes of the planets. Pupils share their comparisons and chart the planets...