Curated OER
Polygons
In this polygons worksheet, 4th graders identify and name the 4 polygons drawn on the bottom of the worksheet and then draw a triangle, hexagon and a quadrilateral.
Curated OER
Tangrams
In this tangrams worksheet, 10th graders solve 7 different problems related to designing tangrams. First, they trace each of the figures shown on the sheet. Then, students cut out the pieces and rearrange them to form each figure and...
Curated OER
Dihedral Figures
Middle and high schoolers perform transformations. In this web based lesson, students explore dihedral figures. They use the web tools to translate, rotate, and reflect figures. Pupils identify lines of symmetry.
Curated OER
Finding the Area of Polygons
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
Science Geek
VSEPR and Molecular Geometry
Many chemistry jokes have no reaction. Presentation begins by explaining what models are and the limitations of various forms before introducing the VSEPR model. Then it outlines the rules for creating a VSEPR model and shows examples of...
EngageNY
Ruling Out Chance (part 2)
Help your classes find the significance in this lesson plan! Learners analyze the probability of Diff values. They then determine if the difference is significant based on their probability of occurrence.
Curated OER
Chemical Bonding and Shapes of Molecules
In this chemical bonds worksheet, students review the different types of bonds, Lewis dot structures, ions, and molecule shapes. This worksheet has 10 matching, 17 multiple choice, and 3 drawing questions.
Curated OER
Solids in the Playground
First graders locate and identify solids in the schoolyard. In this geometric solids lesson, 1st graders locate two solids on the playground. They work as a group to compare and contrast them according to shape, texture, weight, size,...
Math Mammoth
Volume Problems
In this volume problem instructional activity, students determine the volume of various objects. They compare similar objects and determine the percent of increase and decrease of the surface area and volume. This one-page instructional...
Curated OER
Laboratory: Modeling Molecular Shapes
In this molecules worksheet, students answer post lab questions about types of bonds, factors that determine polarity and molecular geometry. They calculate electronegativity differences in atoms and determine the types of bonds between...
Curated OER
Cranimals in 3D
Students design their own mix and match animals, using lesson framework that emphasizes transformation, explore differences between clay and model magic, experiment with clay, and shape their animals into 3D sculptures.
Raytheon
Geometry: Volume
For this geometry worksheet, 6th graders study comprehensive facts pertaining to volume and measurement of geometric, three-dimensional figures. Students solve for 59 problems showing their work.
Curated OER
Property Lists for Quadrilaterals
Students establish classifications of shapes by various properties (angles, sides, etc.). They introduce the important properties of common shapes. Students develop an awareness of the wide variety of ways the 2-D shapes can be alike.
Curated OER
Fill and Wrap It Up
Students find the surface area and volume of the solid figures by measuring the length and the height of each face and base. They use concrete models to derive formulas for finding perimeter, circumference, area, surface area, and volume...
Futures Channel
Folding Circles
Students investigate properties of circles. In this geometry activity, students differentiate between similarity and congruence as they observe polygons. They investigate properties of two and three dimensional shape.
Curated OER
Properties of 2D Shapes
In this math worksheet, students study 5 basic geometric shapes. Students write a description for each, naming the shape, telling about the edges, the lengths and the corners.
Curated OER
Geometry: Shapes
In this geometry/shapes worksheet, learners select the shape in a row that is similar to a shape that begins the row, 4 rows total.
Curated OER
Straws and Shapes
Students investigate the concepts related to observing two dimensional objects. They also build three dimensional objects using the two dimensional objects. The students give an oral or written explanation for how the pieces fit together...
Curated OER
Perimeter and Area of 2D Shapes
Young scholars find the perimeter and area of circles, triangles, and rectangles. In this perimeter and area activity, the teacher gives students formulas for each shape and measurement and works through examples on the board. While no...
Curated OER
Shape Walk
Students take a field trip to a local park or beach to collect objects. They practice counting the objects and put them into categories according to type of shape like a cone, cylinder, etc... As an extension to the lesson students could...
Curated OER
Building Big Ideas in Math With a Frog Theme
In this problem solving worksheet about frogs, students complete two pages of activities. Students figure out how a frog can hop between lily pads following the rules given. Students draw all possible paths.
Captain Planet Foundation
Shape Shifters in the Math Garden
Combines mathematical measurement with gardening skills. Third graders hunt for worms in the garden and try to find the longest one. They also measure and weigh vegetables that they harvest from the garden, measure rainfall amounts,...
Curated OER
Geometry Skills: Solid and Plane Figures
In this geometry skills worksheet, students respond to 4 questions that require them to examine geometric figures and change them to solid figures and plane figures.
Curated OER
Pyramids with Basic Bases
Students explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Students classify pyramids as three-dimensional figures and identify their attributes.