Curated OER
How many isosceles triangles can you find?
Seventh graders recognize the characteristics of isosceles triangles. In this isosceles triangle lesson, 7th graders use geoboards to create isosceles triangles. Students record results and explain why they have an isosceles triangle.
Curated OER
Geometry is Fun and EverywhereGeometry, You Don’t Care? Geometry is Fun and Everywhere
Third graders investigate shapes in our world. In this geometry lesson, 3rd graders describe plane and solid shapes and identify angles, solid objects and lines of symmetry. Students use online resources, graphic organizers and conduct...
Curated OER
Mass Measurement
Middle schoolers explore geometry by completing a physics activity on-line. In this mass measurement activity, pupils define the terms mass, volume, and density and identify their relationship with each other. They complete an on-line...
Illustrative Mathematics
High School Graduation
An exercise in finding the approximate time that a name would be called at a graduation. Estimating time may be difficult for some of the class, so this resource would not be a good choice for learning this standard. It does end with a...
Curated OER
Music
Third graders learn the song "Blow the Man Down" and know that it is a work song. They differentiate between loud and soft singing. They use body movements to reinforce the recognition of music in 3/4 time.
Curated OER
Camouflage and Protective Coloration: A Model of Natural Selection
Young scholars investigate natural selection and differential survival among divergent phenotypes of a population. Using everyday items , they model adaptations of camouflage and protective coloration in two very different...
Curated OER
Self Space
Second graders investigate how to differentiate between self-space and general space of themselves and others.
Curated OER
Rubber Band
Eighth graders investigate what would happen to the length of a rubber band as more and more rings were hung on it. They base their explanation on what they observed, and as they develop cognitive skills, they should be able to...
Alabama Learning Exchange
Diverse Life Forms of the Ocean
Young scholars recognize marine organisms and differentiate between plankton and nekton. In this investigative instructional activity students create a concept map using their list of terms and study marine life forms.
Curated OER
Classifying and Measuring Angles
Fifth graders explore the three types of angles. For this math lesson, 5th graders estimate the measure of angles and draw the angles using a protractor.
Curated OER
Sizing Up Shapes
First graders explore geometric shapes. In this math lesson, 1st graders sort shapes into groups and discuss the characteristics of the shapes. Students build geometric shapes using toothpicks and marshmallows.
University of Colorado
Modeling Sizes of Planets
The density of the huge planet of Saturn is 0.7 g/cm3, which means it could float in water! In the second part of 22, science pupils explore the size and order of the planets. They then calculate weight and/or gravity and density of...
NASA
Lava Layering
Take the old baking soda and vinegar volcano to the next level by using it to study repeated lava flows over time, examine geologic features on Earth and Mars, and speculate about some of the formations on Mars.
K20 LEARN
Baking Cupcakes!: Fractions
Following an engaging video, mathematicians solve a word problem about baking cupcakes using fractions. Scholars practice different problem-solving strategies, then find different ingredient amounts for their recipes. Pupils solve a...
Curated OER
Number Patterns
Second graders identify number patterns. In this number lesson, 2nd graders find the rule or pattern in a group of numbers and continue the pattern using the rule. They create their own number pattern by making their own rule.
Curated OER
Arithmagons
Fifth graders explore patterns and relationships among the numbers that form arithmagons. They create and attempt different rules that can be used to solve arithmagons. Students use linear algebra to solve arithmagons.
Curated OER
Building With Triangles
Fourth graders use two different techniques to construct triangles with specific dimensions. They determine how to construct nets for three-dimensional objects focusing on those made with equilateral triangles. They are able to name the...
Curated OER
Money for starters
Learners compare the values of coins and paper money. They read prices, read and write any 2-digit number. They model and explain addition calculations with a sum of up to 20.
Curated OER
The Three Bears: Comparing and Ordering
Students explore comparing and ordering volume of containers. They use the context of Goldilocks and the Three Bears to compare the volume of various containers by packing or pouring.
Curated OER
Boxing On
Students participate in five center activities in which they construct three dimensional objects using cubic centimeter manipulatives such as sugar cubes and toothpaste boxes. They determine the volume of the objects. They build a model...
Curated OER
In The Garden
Young scholars examine symmetry and transformation concepts. They create patterns that translate, reflect and rotate. Students participate in a variety of activities that explore transformation concepts through the context of a garden.
Curated OER
Exponent Power
Students explore multiplication and division problems using exponents. Students examine positive, negative and zero powers. They relate powers to geometric sequences. Students devise strategies and discover rules of exponents.
Curated OER
Pattern Makers
Students are introduced to the notion of a repeating pattern. This is done by a number of means including the use of everyday objects. They are encouraged to create, describe and continue patterns.
Curated OER
Ten in the Bed
First graders share the story "Ten in the Bed". They rewrite the story so that the initial character is calling others to bed. There was one in the bed and the little one said, "Come to bed, come to bed." There were two in the bed and...