Curated OER
Bone Thickness
Learners calculate the relative thickness of limb bones in five different species. They relate this to the strength and functions of the limbs by comparing and contrasting the values calculated from the bone measurements. They work in...
Curated OER
Our Solar System to Scale
Young scholars calculate the diameter of planets and their relative distances. In this space science lesson, students discover how small or big the planets are in comparison to each other. Young scholars use cross multiplying...
Curated OER
Parallax
Students discover how astronomers used the diameter of the Earth's orbit around the Sun as a baseline for estimating the distance of some stars, and the meaning of "Parsec" and "light year."
Curated OER
Using the Microscope
Pupils demonstrate their ability to properly make observations using a compound microscope. They prepare an onion skin slide and focus on it in both low and high power. Then they measure the diameter of one of the cells.
Curated OER
Circle Terminology
In this geometry worksheet, students identify radii, diameters, chords, tangents, secants and other terminology associated with circles. The one page worksheet contains eighteen problems. Answers are not provided.
Curated OER
Wanted Dead or Alive...How Big Is it?
Fourth graders estimate the measurements of trees using unconventional techniques.
Curated OER
Sizing Up Hail
Students participate in an estimation and measurement activity to improve their estimates of the size of hail. They hold several different sized wooden balls and record their guesses of the ball's diameters. They compare their estimates.
Curated OER
Pieces of the Past
Seventh graders compare and contrast the way of life of Native Americans in Texas and around the country. As a class, they brainstorm about the uses of pottery today and use broken pieces of pottery to create an artifact. In groups,...
Curated OER
Science: The Age of the Redwoods
Learners discover how to estimate the age of redwood trees. They measure the trees' diameters by using string to calculate the circumferences. Students conclude by discussing the science of dendrochronolgy.
Curated OER
Lesson from the web
Students measure the circumference of an object to the nearest millimeter. They also measure the diameter. The relationship of the two measurements is taught and how the value of pi came into existence.
Curated OER
Nanofibers: Measuring the Visible to Understand the Invisible
Learners compare the size and shape of tubes that can be measured, to the size and shape of "nanowhiskers" that are too small to see. They practice measuring, calculating and graphing the ratio of circumference to diameter of a circle,...
Curated OER
Geometric Shapes
For this math worksheet, students explore geometric shapes by completing a variety of exercises. Students label the pictures with the 3D shape names, draw radius and diameter lines, name different types of triangles and draw diagonals...
Curated OER
Planet Cards
In this science card worksheet, students cut out the different cards and study the planets Earth, Venus, Mercury, Saturn, Jupiter, Mars, Pluto, Neptune, and Uranus. Students' objective is to learn each planets' orbit, rotation, distance...
Curated OER
Circles and Clocks, Shapes and Time
Learners work in groups to research clocks and practice telling time. In this telling time lesson, students use the computer program ProQuest to study circles, including radius and diameter, and practice drawing circles using a compass....
Curated OER
Parts of the Circle
In this parts of a circle worksheet, students correctly identify labeled parts of circles, choosing from diameter, chord, radius or center. A reference web site is given for additional activities.
Curated OER
Parts of the Circle
In this circles activity, students complete multiple choice questions, determining whether diameter, radius, chord or center is shown on a circle. A reference web site is given for additional activities.
Curated OER
Parts of a Circle
In this parts of a circle worksheet, students check the correct answer, describing the labeled part of a circle as either diameter, chord, radius or center.
Curated OER
Nanofibers: Why Go Small?
Students explain the advantages of nanotechnology. In this chemistry lesson, students investigate pretzels' average diameter and circumference. They graph their result and compare with other groups.
Alabama Learning Exchange
How Big Can a Bee Be?
Mathematicians analyze the relationships between surface area and volume. They conduct Internet research, conduct various experiments, record the data in a spreadsheet, and graph the results and compare the rate of increase of surface...
Curated OER
Flower Vases
Which vase holds more water: a cylinder, sphere, or cone? Figure out which should be used for your sister's birthday bouquet with this practical word problem.
Curated OER
Space Science: Phases of the Moon
Looking for a terrific activity on the phases of the moon that has lots of good worksheets? With two excellent websites are embedded in the plan, the activity is sure to spark some interest in your astronomy unit. Some common...
Illustrative Mathematics
Comparing Snow Cones
Everyone wants to have the biggest snow cone possible, so would that be in cone-shaped cup or a more cylinder-style cup? Hungry geometry juniors compute the volume of each in this practical task.
Exploratorium
Soda Can Mirrors
Here is an entertaining and illuminating lesson on morphed images. Middle schoolers make cylindrical mirrors by wrapping soda cans in reflective mylar. First, they try to determine what the images are that are embedded in the plan by...
West Contra Costa Unified School District
What Is a Radian?
Here's an algebra II activity that strives to make the concept of a radian less abstract and more conceptual. It takes a hands-on approach to exploring the idea of a radian and allows individuals to develop a definition of a...
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