Curated OER
Super Sort
Students sort objects based on one characteristic. They define the term "attribute" and give examples of attributes of objects. Students explain their reasoning for sorting objects into groups.
Curated OER
Effects and Applications of Nuclear Chemistry
For this nuclear chemistry worksheet, students determine the biological effects and the applications of nuclear chemistry. Then students use Einstein's theory of special relativity to complete 3 problems.
Curated OER
Prime Numbers and Factors
Students determine factors of numbers to 100 and identify prime factors; students differentiate prime and composite numbers by the factors of the numbers.
Curated OER
Knock On Wood
Students investigate the trees of the Mississippi Valley, specifically looking at the coniferous and deciduous forests. The research of the area is part of a field study when students conduct a survey of local forests in order to create...
Curated OER
Matter
First graders study and define matter. They observe and identify states of matter along with common attributes and study how matter can change form or change its state depending on temperature.
Curated OER
Donut Sort
Third graders create dichotomous keys using donuts. In this dichotomous lesson, 3rd graders review what a property is and sort donuts by a specific property. Donuts are kept in plastic baggies for the activity so they can be enjoyed by...
Curated OER
Animal Research Project
First graders are introduced to the topic of researching by the librarian. Using a worksheet, they use various sources in the library to choose one animal from various groups. They complete a fact sheet on each animal and report their...
Curated OER
Fruits and Vegetables
Students explore the differences between plants with seeds and seedless. In this fruits and vegetables lesson students examine some vegetables and nuts that are really fruits.
Math Is Fun
Math Is Fun: Regular 2 D Shapes
This tutorial provides illustrations for regular 2-D shapes as well as a definition for polygons and for regular polygons.
BBC
Bbc: Bitesize: Maths: 2 D Shapes
Learn about the properties of 2-D shapes: circles, triangles, polygons, and quadrilaterals. Includes information, video, and examples about each, with games and quizzes for reinforcement.
NumberNut
Number Nut: Shapes, Symbols, and Colors: 2 D Shapes
Did you know that two-dimensional shapes are also called polygons? This lesson describes the various 2-D shapes and includes two interactive games to reinforce skills.
CK-12 Foundation
Ck 12: Elem Math: Classifying Real Life Objects as Basic 2 D Shapes
[Free Registration/Login may be required to access all resource tools.] The video describes how to classify a real-world object as a circle, triangle, square or rectangle. The video is followed by additional practice problems.
![Pbs Mathline Lesson: Geometry, It's a Perfect Fit [Pdf] Lesson Plan](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Pbs Mathline Lesson: Geometry, It's a Perfect Fit [Pdf] Lesson Plan")
PBS
Pbs Mathline Lesson: Geometry, It's a Perfect Fit [Pdf]
This two-part geometry lesson plan has students identify, describe, and classify two-dimensional shapes. Students engage in hands-on activities including identifying shapes in the classroom, creating patterns with shapes, identifying...
GeoGebra
Geogebra: Copy of Classify Two Dimensional Figures
User will drag the vertices of the quadrilaterals to decide on the best possible classification.
University of Regina (Canada)
University of Regina: Math Central: Lesson: Mr. Z's 5 Minute Game of Geometric Pandemonium
Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...