3rd–5th Grade
Objectives
• Studentswillidentifygeometrytermsandcorrectly
matchthemtocorrespondingfigures.
• Studentswillbuildandidentifyangles,2-Dshapesand
3-Dshapes.
Materials Needed
• GeometryMatch-UpCards
• GeometricFigureBuildingCards
• Recordingsheetreproducibleandanswerkey
• Toothpicks
• Gumdrops
• Paperplates
• Scissors[FB316]
• Tape
• Pencils[SU28]
Products with item numbers are available at LakeshoreLearning.com.
Preparation
PrintandcutaparttheGeometryMatch-UpCards.Putaloopoftapeonthebackofeachcard.Displaythe
cardsontheclassroomboard(oruseadocumentcamera),groupingthewordcardsononesideandthe
picturecardsontheotherside.Printacopyoftherecordingsheetreproducibleforeachstudent.
Procedure
1. Explaintostudentsthatyouaregoingtoreviewgeometrytermsandtheirmeanings.
2.Oneatatime,havevolunteerscometotheboard.Promptthemtochooseawordandmatchittothe
correspondingpicture.Invitetheotherstudentstoaffirmorcorrecteachvolunteer’schoice.
3.Asstudentsmatchthewordsandpictures,reinforcethemeaningofeachterm.Forexample,say,“Anacute
angleisananglethatmeasureslessthan90degrees”or“Ahexagonisafigurewithsixequalsides.”
Independent Practice
1. Dividestudentsintopairs.ProvideeachpairwiththeGeometricFigureBuildingCards,arecordingsheet,35
gumdrops,50toothpicksandapaperplate(touseasabuildingsurface).
2.Instructstudentstousethetoothpicksandgumdropstobuildtheshapesandanglesonthecards.
3.Afterstudentshavebuilteachshapeorangle,havethemdrawitontherecordingsheet.Promptstudentsto
fill inthemissinginformation.Checkanswersusingtheanswerkey.
4.Encouragestudentstoremovethetoothpicksandenjoytheirgumdropsasasnack!
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right angle acute angle
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obtuse
angle
square
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equilateral
triangle
hexagon
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triangular
prism
square
pyramid
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cube
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Make a Right Angle
Use2toothpicksand1gumdroptomakearightangle.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
A right angle is
a square corner.
It measures 90º.
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Make an Acute Angle
Use2toothpicksand1gumdroptomake
anacuteangle.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
An acute angle
measures less
then 90º.
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Make an Obtuse Angle
Use2toothpicksand1gumdroptomakean
obtuseangle.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
Make an
Equilateral Triangle
Use3toothpicksand3gumdropstomake
anequilateraltriangle.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
An obtuse
angle measures
more than 90º.
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An equilateral
triangle has 3
sides that are
all the same
length.
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Make a Square
Use4toothpicksand4gumdropstomakeasquare.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
A square has
4 sides that
are the same
length.
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Make a Hexagon
Use6toothpicksand6gumdropstomake
ahexagon.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
A hexagon has
6 equal sides
and 6 vertices.
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Build a Cube
Use12toothpicksand8gumdropstobuildacube.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
Build a Square Pyramid
Use8toothpicksand5gumdropstobuild
asquarepyramid.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
A cube is a
special kind
of rectangular
prism. All of its
faces are square.
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A square
pyramid has 4
triangular faces
that meet in a
point. Its fifth
face is a square.
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Build a Triangular Prism
Use9toothpicksand6gumdropstobuild
atriangularprism.
©Lakeshore A sample based on our Build & Learn Geometry Kit (GG458)
A triangular prism
has 2 opposite
faces that are
triangles. The
other faces are
rectangles.
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Right Angle
Acute Angle
Obtuse Angle
vertices
vertices
vertices
Equilateral Triangle
sides
Square
sides
Hexagon
sides
faces
faces
faces
Cube
edges
Square Pyramid
edges
Triangular Prism
edges
vertices
vertices
vertices
1
2
3
Right Angle
Acute Angle
Obtuse Angle
4
5
6
3
4
6
Answer Key
4
3
vertices
vertices
vertices
Equilateral Triangle
sides
Square
sides
6
Hexagon
sides
7
6
8
5
9
5
faces
faces
faces
12
Cube
edges
edges
8
5
Square Pyramid
8
edges
6
Triangular Prism
9
vertices
vertices
vertices