Curated OER
Toothpick Sculpture
You'll be surprized at how much engineering, design, and creativity can go into a toothpick and a marshmallow. Learners make toothpick sculptures where they construct three-dimentional models by sticking marshmallows and toothpicks...
Curated OER
Where Am I?
Extensive background on marine navigation is provided for you as the teacher. Assign groups to research marine navigation techniques and construct astrolabes. Resource links are listed for extension ideas. If you are teaching an...
NOAA
How Do We Know?: Make Additional Weather Sensors; Set Up a Home Weather Station
Viewers learn about three different weather measurement tools in installment five of the 10-part Discover Your Changing World series. They build weather vanes to collect data on wind speed, barometers to determine air pressure, and rain...
Utah Education Network (UEN)
Angles, Degrees, Protractors . . . Oh My!
Fourth and fifth graders make a protractor and identify various angle types. In this protractor and angle lesson, learners make their own protractor and use it to measure a variety of angles. They complete worksheets while identifying...
Curated OER
Weather Watchers
Students engage in this weather predicting lesson. They discover instrumentation used in the meteorological science. With this knowledge, they will create their own "low-tech" versions of weather instrumentation such as thermometers,...
Curated OER
The Voting Booth
Students construct a "voting booth" to gather data using RCX programmable brick and touch sensors. They identify a survey question, construct the booth, and analyze the results by uploading data.
Curated OER
Cabri Jr. Perpendicular Bisector of a Chord
Your learners will construct the perpendicular bisector of a chord. They use Cabri Jr. to construct a circle and a perpendicular bisector of a chord. They then measure lengths of the chords and perpendicular bisectors. Learners use...
Curated OER
Wind
Students conduct an experiment. For this wind measurement lesson, students learn about instruments that measure the wind and then make a weather vane. Students record wind speed over a few days.
Curated OER
Properties of Parallelograms
High schoolers discover properties of parallelograms as they construct a parallelogram using Cabri Jr. They will measure angles and side lengths of their construction and determine the relationship between the diagonals of a...
Curated OER
Investigating Area Relationships
Learners investigate the area of various figures. They construct triangles and quadrilaterals using Cabri Jr. and discuss the relationships between different angles, side lengths, and figures.
Texas Instruments
What's the Trig?
Learners determine the trigonometric relationships within a triangle as they construct a right triangle on the Ti-89. They find the sine, cosine, and tangent of various angles of their triangle construction.
Curated OER
Cabri Jr. Inscribed Angles
Young scholars construct inscribed angles using Cabri Jr. They draw a circle on their graphing calculator, then construct an inscribed angle and measure its angle measures. Learners drag the inscribed angle around the circle. They make...
Curated OER
Exploring the Circumcenter of a Triangle
Students construct the circumcenter of a triangle. For this constructing the circumcenter of a triangle lesson, students construct a triangle using Cabri Jr. Students draw perpendicular bisectors of the sides of the triangle. Students...
Curated OER
Hear No Evil
Students explore the function of the ears. In this sense of hearing instructional activity, students read the book Polar Bear, Polar Bear What Do You Hear and discuss the things the Polar Bear heard. Students construct simple musical...
Curated OER
Galvanometers
Students construct their own galvanometer. In this physics lesson, students explain how it is used to detect electric current. They conduct an experiment to measure how much electricity flows through the circuit.
Curated OER
Insects
Students construct a viable insect collecting apparatus. Students determine the effectiveness of the instrument he has designed by collecting specimens.
Curated OER
Equations of Circles
Using Cabri Jr. students construct a circle and determine the equation of the circle they drew by finding the center and the radius. Students use the distance formula to derive the equation of their circle.
Curated OER
Perpendicular Bisector Theorem
High schoolers construct perpendicular bisectors using Cabri Jr. on their graphing calculator. They then construct conditional statements about perpendicular bisectors along with their converse, inverse, and contrapositive.
Curated OER
Using Cabri Geometry to Create Fractals
Learners construct the Sierpinski Triangle using Cabri Jr. They use a step-by-step guide to construct the Sierpinski Triangle on their graphing calculator and then discuss the formula for constructing a nth stage Sierpinski Triangle.
Curated OER
Conics in Geometry
High schoolers analyze characteristics and properties of two and three-dimensional shapes in this geometry lesson. They follow detailed directions to use the Cabri Geometry II Application on their TI-89 calculator to construct a...
Curated OER
Exploring the Orthocenter of a Triangle
Young mathematicians explore the concept of triangles as they construct altitudes of triangles to find the orthocenter. Learners construct their triangles using Cabri Jr. on their graphing calculators and find that the altitudes of a...
Curated OER
Similar Triangles and Proportions
Pupils investigate similar triangles and proportions as they make conjectures about the length of sides of similar triangles. For this lesson, have your class construct similar triangles using Cabri Jr so that they share a common vertex.
Curated OER
Triangles: Triangle Inequalities
Using SketchPad on their calculators to construct triangles, students measure exterior angles and remote interior angles of their constructed triangle. Students develop the triangle inequality from observation and exploration with their...
Curated OER
Winter Through the Arts
Students read the book The Snowy Day and discover various winter themes. In this winter instructional activity, students develop movements to express the feeling of a snowstorm. Students also construct winter-themed art pieces.