Curated OER
Rotations in the Plane
Pupils investigate the properties of a rotation as they use technology (Cabri, Jr.) to observe the relationship between the pre-image and the image formed by the rotation. The lesson provides ample opportunity for learners to conjecture...
Curated OER
30-60-90 Right Triangles in Cabri Jr.
Young mathematicians draw and label right triangles using Cabri Jr. technology. They create other special right triangles and identify the length of the hypotenuse and each leg. Students explore the ratios to determine how the hypotenuse...
Curated OER
Can an Astronaut on Mars Distinguish Earth from its Moon?
Students explore the possibility of being on Mars and being able to identify the Earth. For this space lesson students complete a set of calculations to see if this is possible.
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Coin Count & Classification
Students make a prediction about how 100 pennies sort by decade or year and then test their predictions. They organize their data using a graph that is imbedded in this lesson.
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Functions & Algebra
Students examine linear equations. In this functions and algebra lesson plan, students write equations in the slope-intercept form. They enter data in a graphing calculator, examine tables, and write linear equations to match the data.
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Rectangles and Trapezoids in the Coordinate Plane
Students determine the missing vertices of quadrilaterals. In this rectangles and trapezoids lesson plan, students examine the characteristics of quadrilaterals. They identify the missing vertices of a quadrilateral on a coordinate plane.
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Geometry, Measurement & Reasoning
Students measure prisms and determine their volume. In this measurement and reasoning lesson, students estimate the volume and area of prisms. They measure given boxes. Students use paper to create prisms and cylinders. They determine...
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Real-World Probability
Students explore the concept of probability. In this probability lesson, students create a video, poster, or podcast explaining what experiments, sample space, events, and outcomes are in relation to probability. Students...
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Botanical Discoveries
Sixth graders examine the Lewis and Clark Expedition. In this plant discovery lesson, 6th graders put in chronological order the plant discoveries of Lewis and Clark. Students understand the characteristics of leaves and find the area of...
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Is the Slope Legal?
Students define parallel and perpendicular lines. In this algebra lesson, students relate the concept of parallel and perpendicular lines to the real world. They classify the lines based on their slopes.
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Areas of Trapezoids, Rhombuses and Kites
Students calculate the area of different polygons. In this geometry lesson, students find the area for trapezoids, rhombuses and kites.
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Giving it 100%
Learners build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent instructional activity, students recognize equivalent forms of...
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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.
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Catapults
Students test catapults. In this physics instructional activity, student conduct scientific investigations that require them to test catapults. Students practice their problem solving skills as they employ the use of the scientific method.
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Where Does It Come from?
Students read articles about various agricultural products and create a map using the statistics in the article. In this agricultural statistics lesson plan, students look at the geography of the country and which products come...
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Blast Off with Model Rockets
Students investigate science and math by building a rocket. In this geometry lesson, students build a rocket using paper towel tubes while investigating questions about launching a rocket. They discuss balance and unique structure as...
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Human Fingerprints: No Two the Same
Sixth graders explore scientific observations by analyzing a group of data. In this fingerprint identification lesson, 6th graders identify the reasoning behind fingerprinting and create their own ink fingerprints. Students discuss the...
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Coin Carnival
Students investigate the value of coins. In this coin value lesson, students read The Penny Pot by Stuart Murphy. Students expand on skills learned in the book and engage in activities to determine the value of a mixed set of coins while...
Texas Instruments
Construction Regular Polygons
Learners investigate the process necessary to construct regular polygons. They explore the degree measures of the angles in a regular polygon. Using this information and technology in the form of Cabri Jr., your pupils will construct...
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Shortest Distance Between Points and Lines
Learners use technology to determine the shortest between two points in a plane. They are required to support their analytic explanations with visual illustrations.
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Triangle Inequality Theorem
High schoolers investigate the relationship between angle measures and sides of a triangle and the relationships among the three sides of a triangle. The use of technology (Cabri, Jr.) allows learners to make and test conjectures as they...
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Exploring Characteristics Needed to Prove Two Trianlges Congruent
Tenth graders explore congruent triangles. In this geometry lesson, 10th graders investigate the conditions necessary to prove two triangles congruent. The lesson combines dry erase board activities and the use of technology.
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The Ancient Maya
Students explore the culture of the Mayans through a variety of activities. In this lesson about Maya, students analyze pictures in books and on websites, produce scale models of Maya architecture, and create Maya mosaics. Students study...
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Mapping the Transcontinental Journey
Students develop their geography skills. In this Lewis and Clark lesson, students collaborate to calculate the time and distance of different segments of the expedition. Students compare their estimate to Lewis and Clark's.