- César Rincón
- C. A. Worrell
- C.C. Spaulding
- C.S.S. Albemarle
- CA
- Cabarras County
- Cabarrus County
- caber toss
- cabin
- cabins
- cable ferry
- cacao
- cacti
- Cafe
- cafes
- cakes
- Calathea lancifolia
- calcareous coastal fringe forest
- calculus
- Caldecott
- caldera
- Caldwell County
- Caldwell County Courthouse
- calendars
- Calicut
- California
- California condor
- California Gold Rush
- calligraphy
- call to prayer
- calories
- calves
- Calvin Coolidge
- Cambodia
- Cambodians
- Cambrian period
- Camden County
- camels
- cameras
- camouflage
- campaign buttons
- campaign finance
- Campaign of 1960
- campaigns
- Camp David Accords
- Camp Greene
- Camp Hanes
- Camp Leach
- Camp Lejeune
- Camp Lejune
- camp meeetings
- camp meetings
- camps
- campus
- Cana
- Canada
- Canada geese
- Canada goose
- Canadian hemlock
- Cana General Store
- canal lock
- canals
- Cana Post Office
- cancer
- candidates
- candle-making
- canned foods
- canning
- canning exhibit
- cannons
- canoes
- Canterbury Tales
- Can Tho
- Canton
- Canyon de Chelly National Monument
- Canyonlands
- Canyonlands National Park
- Canyonlands State Park
- canyons
- Cao Dai
- capacity
- Cape Fear
- Cape Fear Museum
- Cape Fear Museum of History and Science
- Cape Fear River
- Cape Fear Serpentarium
- Cape Hatteras
- Cape Hatteras Lighthouse
- Cape Inlet
- Cape Lookout
- capital
- capitalism
- Capitol Gorge
- Capitol Reef National Park
- Captain Charles McDowell
- capture
- carapace
- card catalog
- car decorations
- cardinal directions
- cardiovascular health
- career planning
- careers
- Caretta caretta
- Caribbean
- Caribbean, Castile
- Caribbean Sea
- caricatures
- Carl Alwin Schenck
- Carl Sandburg
- Carl Sandburg Home National Historic Site
- carnivore
- Carnivore Preservation Trust
- carnivores
- carnivorous plants
- Carolina
- Carolina ash
- Carolina bays
- Carolina Beach
- Carolina Online Teacher
- Carolina Online Teacher Program
- Carolina parakeet
- Carolina Raptor Center
- Carolinas Aviation Museum
- Carolina star-moss
- Carolina sunflower
- carpenter frog
- carpentry
- carpet
- carpets
- carpet weaving
- Carphophis amoenus
- carriages
- Carrie Chapman Catt
- carrom
- carrying
- carrying loads
- carrying rice
- cars
- Cartagena
- Carteret County
- cartography
- cartoons
- carts
- carve
- carvings
- Cascade Mountains
- Cascade Range
- cash crops
- Cashie
- cassava root
- caste
- Castile
- castles
- Castleton Tower
- Castle Valley
- casualties
- Caswell Beach
- Caswell County
- Caswell County Courthouse
- Caswell County Jail
- catalog
- catapults
- Catawba
- Catawba College
- Catawba County
- Catawba County Courthouse
- Catawba County Museum of History
- Catawba Indians
- Catawba River
- Cat Ba
- catering
- caterpillar
- caterpillars
- catfish
- Cathedral
- Cathedral of Byzantium Constantinople
- Catherine Anne Devereux Edmondston
- Catherine Edmonston
- Catholic Church
- Catholicism
- Cat Manolis
- cats
- cattle
- caucuses
- cause and effect
- causes
- cavalry
- caverns
- caves
- caving
- Cedar
- Cedar Island
- celebrations
- cells
- cell theory
- Celtic music
- Celts
- Celuk
- cemeteries
- Cemophora coccinea
- Cempasúchil
- cenotaph
- census
- census records
- Centerpiece
- centers
- Central America
- ceramic
- Ceramic Arts
- ceramics
- ceramic sculptures
- ceramic tile
- Cercis canadensis
- cereal
- ceremonial vessel
- ceremonies
- certificate
- CEU
- CEUs
- Chacandepeco Inlet
- chaff
- Chain fruit cholla
- chain mail
- Chain of Craters
- chairs
- Chakri dynasty
- chalk
- Challenger space shuttle
- Cham
- chamber pots
- chamomile
- Chamomilla suaveolens
- Champa
- Chams
- Chamundi Hill
- Chang and Eng
- changes
- chant
- Chapel Hill
- character actions
- character analysis
- character education
- characterization
- character motive
- character motives
- characters
- character traits
- charges
- chariots
- charitable societies
- charity
- charkha
- Charles Brantley Aycock
- Charles de Gaulle
- Charles Dickens
- Charles Eden
- Charles Finney
- Charles Frazier
- Charles Grandison Finney
- Charles I
- Charles II
- Charles Perkins
- Charleston
- Charleston, S.C.
- Charles W. Parker
- Charles Waddell
- Charles Waddell Chesnutt
- Charles Waddell Chestnutt
- Charlotte
- Charlotte Hawkins Brown
- Charlotte Mint
- Charlotte Museum of History
- Charlotte Perkins Gilman
- Charlton Heston
- charms
- chart
- Charter of Carolina
- Chatham County
- Chattahoochee National Forest
- Chattooga River
- Chaucer
- Chau Doc
- cheering
- cheese
- Chelonia mydas
- Chelydra serpentina
- chemical change
- chemical changes
- chemical equations
- chemical reactions
- chemicals
- chemistry
- Cheoah Dam
- Cheoah Lake
- Cherohala Skyway
- Cherokee
- Cherokee County
- Cherokee Indian
- Cherokee Indians
- Chesapeake
- Chesapeake Bay
- chestnut oak forest
- chestnuts
- chest pass
- chhatris
- Chiang Mai
- Chicago
- Chichen Itza
- Chickahominy Tribe
- Chickasaw
- Chicken Little
- chickens
- chicks
- chiefdom
- childbirth
- child care
- childcare
- childhood
- child labor
- children
- children's literature
- children's museum
- children's museums
- Chile
- chiles en nogada
- Chimney Rock
- Chimney Rock Park
- China
- Chinatown
- Chinese
- Chinese coins
- Chinese heritage
- Chinese influences
- Chinese New Year
- Chini Dua
- Chinqua Penn
- chip carving
- Chisos Basin
- Chisos Mountains
- Chitwan
- chocolate
- Chocolate Drop Mountain
- Choctaw
- cholera
- Cholo
- Cholon
- Chora Church
- choreography
- chores
- chorten
- Chortens
- chorus
- Chowan County
- Chowan County Courthouse
- Christa McAuliffe
- Christianity
- Christmas
- Christmas parade
- Christopher Bechtler
- Christopher Columbus
- Christoph Von Graffenried
- Christoph von Graffenried
- chromium
- chronology
- chrysalis
- Chrysemys picta
- Chuck Yeager
- Chumin-Gyatsa
- churches
- Church of England
- Church Rock
- cicadas
- cigarettes
- Cinco de Mayo
- cinder cone
- cinder cones
- cinnamon
- cinquain poems
- cinquefoil
- circle graph
- circle graphs
- circle map
- circles
- circuit riders
- circuits
- circuit training
- circular curriculum
- circulatory system
- circumference
- cirrus
- cistern
- Citadel
- citations
- cities
- citing sources
- citizenship
- city-states
- city gate
- city hall
- City Palace
- city park
- city street
- city walls
- civic participation
- civics
- Civics and Government
- civil action
- civil defense
- civil disobedience
- Civilian Conservation Corps
- civil liberties
- civil rights
- Civil Rights Act
- Civil Rights Movement
- Civil Rights Movements
- civil servants
- Civil War
- Civil Works Service
- clams
- clans
- Claremont
- clarification
- Clark Park
- Clark Park Nature Center
- Clarkton
- class
- classification
- classrom culture
- classroom
- classroom communication
- classroom culture
- classroom design
- classroom management
- classroom organization
- classrooms
- clay
- clay container
- Clay County
- clay grinder
- Clayton
- Clayton Community Park
- Clemmons Education State Forest
- Clemmys guttata
- Clemmys Muhlenbergii
- clergy
- Cleveland County
- cliff dwelling
- Cliff Palace
- cliffs
- Cliffs of the Neuse
- Cliffs of the Neuse State Park
- climate
- climate change
- climatology
- climbing
- Clingman's Dome
- Clingmans Dome
- Clinton
- Clinton High School
- clockmaking
- clocks
- cloning
- closed figures
- cloth
- clothing
- Cloud
- cloud belt
- clouds
- Cloudy with a Chance of Meatballs
- clover
- cloverleaf map
- Clovis culture
- Clovis points
- clownfish
- clowns
- cloze activity
- clubs
- Clyde Jones
- Cnemidophours sexlineatus
- CO
- co-op
- co-teaching
- Coachwhip
- Coastal Area Management
- coastal community development coastal hazards
- coastal geology
- coastal life
- coastal livelihoods
- coastal plain bottomland forest
- coastal plains
- coastal pond
- coastal ports
- coastal sea life
- coastal trade
- Coast Guard
- coastline
- coasts
- coat of arms
- Coca Cola
- Cochin
- cockades
- cock fighting
- cockles
- cockpit
- coconuts
- coconut trees
- code-switching
- coffee
- coil
- coiling
- coins
- Cold Mountain
- Cold War
- coleus
- Colington
- collaboration
- collaborative learning
- collaborative teaching
- collage
- collard greens
- Collared Lemur
- collecting
- college
- college preparation
- colleges
- Colombia
- Colonel Waightstill Avery
- colonial
- colonial history
- colonialism
- colonial life
- colonial naval stores
- Colonial North Carolina
- Colonial Park Cemetery
- colonial settlements
- Colonies
- colonists
- colonization
- colony
- color
- Colorado
- Colorado Plateau
- Colorado River
- Colorado Springs
- colors
- COLT
- Coluber constrictor
- Columbia
- Columbian Exchange
- Columbian mammoth
- columbine
- Columbus
- Columbus County
- Columbus County Courthouse
- columns
- comets
- comic books
- comics
- comic strips
- coming of age
- commensalism
- commerce
- commercial
- commercial district
- Committees of Safety
- Common Content
- Common Egret
- commoners
- common grackle
- Common Musk Turtle
- communicating with parents
- communication
- communication skills
- communication tool
- Communism
- communities
- community
- community helpers
- community history
- community members
- community services
- compare
- compare and contrast
- compasses
- compass rose
- competition
- complementary goods
- composing
- composite numbers
- compost
- composting
- compound machines
- compounds
- compound words
- comprehension
- computation
- computational chemistry
- computer competency
- computer parts
- computers
- concentration camps
- concept maps
- concepts
- concept sort
- conches
- conclusions
- Concord
- condensation
- condominium
- conduction
- conductors
- Conestoga
- Conestoga wagon
- Confederacy
- Confederate
- Confederate Army
- Confederate flag
- Confederate Memorial
- Confederate States of America
- confederate troops
- conflict resolution
- Confucianism
- Congress
- congruent
- coniferous forest
- Connemara
- Connestee
- conquest
- conquistadors
- conscription
- conservation
- Conservative Party
- consonants
- Constantino Brumidi
- constellations
- constituents
- Constitution
- Constitutional Convention
- constitutional issues
- constitutions
- construction
- consumerism
- consumers
- contemporary African art
- contemporary art
- content area reading
- context clues
- Continental Army
- Continental Congress
- continental divide
- continental drift
- continents
- contour lines
- contrast
- control
- controlled burn
- convection
- conventions
- convents
- conversion
- cooking
- cooper
- cooperative extension
- cooperative extension service
- cooperative learning
- coordinate plane
- coordinate planes
- coordination
- coordinators
- coots
- Cope's gray treefrog
- coping
- copper
- Copper Canyon
- copperhead
- copra
- copy/paste
- copyright
- copyright law and education
- copyright violations
- Coquina Beach
- coral
- Coral Pink Sand Dunes State Park
- Coral Sea
- cordage
- cordgrass
- Core Sound
- core values
- Cormorant
- corn
- Corn Club
- corn crib
- Cornelia Vanderbilt
- cornfield
- cornmeal
- Corn Snake
- cornucopia
- Corolla
- corral
- corresponding angles
- corsets
- Cortes
- cosmology
- cost analysis
- costumes
- cottage industry
- cottages
- cotton
- cotton boll
- cotton gin
- cotton mills
- cottonmouth
- cottonwood tree
- cougars
- countdown
- counties
- counting
- Count of Monte Cristo
- countries
- country music
- countryside
- country store
- County
- county fair
- County Government
- county jail
- county seat
- coupe
- course management systems
- court cases
- courthouse
- court house
- Court of Appeals
- courtroom procedure
- courts
- courtship
- court system
- courtyard
- covalent bonds
- covered bridge
- covered bridges
- covered wagon
- cowboy boots
- Coweeta Creek site
- coyotes
- crab
- crabbing
- crabs
- Craft Revival
- crafts
- craftsmanship
- craftsmen
- Craggy Gardens Pinnacle
- cranes
- crater
- Crater Lake
- cravasse
- Craven County
- crayfish
- Crazy Water Crystals
- creation
- Creative Commons
- creative writing
- creativity
- Creedmoor
- creeks
- cremation
- cremation figure
- cremation tower
- Creswell
- crickets
- crime
- Crimea
- criminal justice
- Crissie Wright
- Cristo Rey
- critical literacy
- critical thinking
- critique
- Croatan
- crop-lien system
- crop lien
- crops
- cross-dating
- crosses
- Crotalus adamanteus
- Crotalus horridus
- crowd
- Crowders Mountain
- Crowned Lemur
- crucibles
- cruets
- crustaceans
- crystal mines
- crystals
- CSS Albemarle
- Cuba
- Cuban Missile Crisis
- Cu Chi
- Cuernavaca
- cuisine
- Cullasaja Falls
- Cullowhee
- cultural awareness
- cultural diversity
- cultural event
- Cultural Events
- cultural history
- culturally relevant teaching
- cultural pluralism
- cultural understanding
- cultural values
- culture
- cultures
- Cumberland County
- Cumberland Knob
- cumulonimbus
- cumulus
- Cunningham Cabin
- cupola
- Cupola House
- curlews
- currants
- currency
- Currency Act
- current
- current events
- currents
- curriculum
- curriculum compacting
- Currituck
- Currituck Banks
- Currituck Beach
- Currituck Beach Lighthouse
- Currituck County
- Currituck Inlet
- Custer State Park
- customer service
- customs
- cut and paste
- cutting
- cycle
- cyclos
- cylinder
- cylinders
- cypress-gum swamp
- Cypress Grill
- cypress savanna
- Cypress Swamp
- cypress trees
- cyprus trees
- Czechoslovakia