304 teams have registered:

• Academic Magnet (North Charleston, SC; Afternoon Session)
• Acton-Boxborough (Acton, MA; Afternoon Session)
• Adlai E. Stevenson A (Lincolnshire, IL; Afternoon Session)
• Adlai E. Stevenson B (Lincolnshire, IL; Afternoon Session)
• Aiken (Aiken, SC; Morning Session)
• Alabama Cyber Tech (Huntsville, AL; Afternoon Session)
• Amador Valley (Pleasanton, CA; Afternoon Session)
• Archbishop Mitty (San Jose, CA; Afternoon Session)
• Archie (Archie, MO; Afternoon Session)
• Athens (Athens, AL; Morning Session)
• Atkins Academic & Technology (Winston-Salem, NC; Afternoon Session)
• Aurora (Aurora, OH; Morning Session)
• Bainbridge (Bainbridge, GA; Afternoon Session)
• Baker (Mobile, AL; Afternoon Session)
• Barrington A (Barrington, IL; Morning Session)
• Barrington B (Barrington, IL; Morning Session)
• Barrington C (Barrington, IL; Morning Session)
• BASIS McLean (McLean, VA; Afternoon Session)
• BASIS Silicon Valley (San Jose, CA; Afternoon Session)
• Batesville (Batesville, AR; Afternoon Session)
• Baton Rouge Episcopal (Baton Rouge, LA; Afternoon Session)
• Beavercreek (Beavercreek, OH; Morning Session)
• Bellaire (Bellaire, TX; Afternoon Session)
• Bellarmine College Prep (San Jose, CA; Afternoon Session)
• Belmont (Belmont, MA; Afternoon Session)
• Benet Academy (Lisle, IL; Afternoon Session)
• Berwick A (Berwick, PA; Morning Session)
• Berwick B (Berwick, PA; Afternoon Session)
• Bishop Kelley (Tulsa, OK; Morning Session)
• Bloomington (Bloomington, IL; Morning Session)
• Bronx Science (Bronx, NY; Afternoon Session)
• Brookline (Brookline, MA; Afternoon Session)
• Buchholz (Gainesville, FL; Afternoon Session)
• Buckingham County (Buckingham, VA; Morning Session)
• Buffalo Grove (Buffalo Grove, IL; Afternoon Session)
• Burlington (Burlington, VT; Morning Session)
• Burnsville (Burnsville, MN; Morning Session)
• Caddo Magnet A (Shreveport, LA; Morning Session)
• Caddo Magnet B (Shreveport, LA; Morning Session)
• Canyon Crest A (San Diego, CA; Morning Session)
• Canyon Crest B (San Diego, CA; Morning Session)
• Carbondale (Carbondale, IL; Morning Session)
• Carlisle (Carlisle, PA; Morning Session)
• Carmel A (Carmel, IN; Morning Session)
• Carmel B (Carmel, IN; Morning Session)
• Carnegie Vanguard (Houston, TX; Morning Session)
• Cary Scholars (Afternoon Session)
• Catholic A (Baton Rouge, LA; Morning Session)
• Catholic B (Baton Rouge, LA; Morning Session)
• Cave Spring (Roanoke, VA; Morning Session)
• Cedar Crest (Lebanon, PA; Morning Session)
• Centennial A (Ellicott City, MD; Morning Session)
• Centennial B (Ellicott City, MD; Morning Session)
• Centennial C (Ellicott City, MD; Morning Session)
• Chamblee Charter (Chamblee, GA; Morning Session)
• Chattahoochee A (Johns Creek, GA; Afternoon Session)
• Chattahoochee B (Johns Creek, GA; Afternoon Session)
• Chattahoochee C (Johns Creek, GA; Afternoon Session)
• Chattahoochee D (Johns Creek, GA; Afternoon Session)
• Chenery Middle (Belmont, MA; Afternoon Session)
• Cinco Ranch A (Katy, TX; Morning Session)
• Cinco Ranch B (Katy, TX; Morning Session)
• Cinco Ranch C (Katy, TX; Morning Session)
• Clark (Las Vegas, NV; Morning Session)
• Cleveland Heights (Cleveland Heights, OH; Afternoon Session)
• Cloverleaf (Lodi, OH; Morning Session)
• Collierville (Collierville, TN; Afternoon Session)
• Cookeville (Cookeville, TN; Morning Session)
• Copley A (Copley, OH; Morning Session)
• Copley B (Copley, OH; Morning Session)
• Cy-Fair (Cypress, TX; Afternoon Session)
• D'Iberville (Biloxi, MS; Afternoon Session)
• Danville (Danville, KY; Afternoon Session)
• Darien A (Darien, CT; Morning Session)
• Darien B (Darien, CT; Morning Session)
• Darien C (Darien, CT; Morning Session)
• Deering (Portland, ME; Afternoon Session)
• Del Norte (San Diego, CA; Morning Session)
• DeLaSalle (Minneapolis, MN; Morning Session)
• Detroit Catholic Central A (Novi, MI; Morning Session)
• Detroit Catholic Central B (Novi, MI; Afternoon Session)
• Detroit Country Day A (Beverly Hills, MI; Morning Session)
• Detroit Country Day B (Beverly Hills, MI; Morning Session)
• Detroit Country Day C (Beverly Hills, MI; Morning Session)
• DeWitt (DeWitt, MI; Morning Session)
• Dorman (Roebuck, SC; Afternoon Session)
• Downingtown STEM (Downingtown, PA; Afternoon Session)
• Dunbar A (Lexington, KY; Afternoon Session)
• Dunbar B (Lexington, KY; Morning Session)
• duPont Manual (Louisville, KY; Morning Session)
• East Brunswick (East Brunswick, NJ; Afternoon Session)
• East Chapel Hill (Chapel Hill, NC; Morning Session)
• East Hamilton (Ooltewah, TN; Morning Session)
• Eastlake (El Paso, TX; Morning Session)
• Eastside A (Covington, GA; Afternoon Session)
• Eastside B (Covington, GA; Afternoon Session)
• Eden Prairie (Eden Prairie, MN; Afternoon Session)
• Edison (Edison, NJ; Afternoon Session)
• Edison Academy (Edison, NJ; Morning Session)
• El Reno (El Reno, OK; Afternoon Session)
• Elkhorn South (Omaha, NE; Morning Session)
• Evanston (Evanston, IL; Afternoon Session)
• Faith Lutheran (Las Vegas, NV; Morning Session)
• Farmington Hills Mercy (Farmington Hills, MI; Morning Session)
• Francis Parker (San Diego, CA; Afternoon Session)
• Francis Parker (Chicago, IL; Morning Session)
• Freeman (Richmond, VA; Morning Session)
• Gate City (Gate City, VA; Morning Session)
• Glasgow (Glasgow, KY; Afternoon Session)
• Grand Junction A (Grand Junction, CO; Morning Session)
• Grand Junction B (Grand Junction, CO; Morning Session)
• Grand Ledge (Grand Ledge, MI; Afternoon Session)
• Great Valley (Malvern, PA; Afternoon Session)
• Greenhill A (Addison, TX; Morning Session)
• Greenhill B (Addison, TX; Afternoon Session)
• Greenville (Greenville, SC; Afternoon Session)
• Greenwood (Bowling Green, KY; Afternoon Session)
• Grissom (Huntsville, AL; Afternoon Session)
• Grosse Pointe North (Grosse Pointe Woods, MI; Afternoon Session)
• Hallsville (Hallsville, MO; Morning Session)
• Hanover (Hanover, NH; Afternoon Session)
• Harker (San Jose, CA; Morning Session)
• Hastings (Hastings-on-Hudson, NY; Morning Session)
• Heights (Houston, TX; Afternoon Session)
• Henderson A (West Chester, PA; Afternoon Session)
• Henderson B (West Chester, PA; Afternoon Session)
• Henderson County (Henderson, KY; Afternoon Session)
• Herberger (Glendale, AZ; Afternoon Session)
• Herron (Indianapolis, IN; Afternoon Session)
• Hickory Ridge (Harrisburg, NC; Afternoon Session)
• High Tech (Lincroft, NJ; Morning Session)
• Hinsdale Central A (Hinsdale, IL; Morning Session)
• Hinsdale Central B (Hinsdale, IL; Morning Session)
• Homestead (Cupertino, CA; Afternoon Session)
• Hoover A (Hoover, AL; Morning Session)
• Hoover B (Hoover, AL; Morning Session)
• Hopkins (New Haven, CT; Morning Session)
• Houston Academy (Dothan, AL; Afternoon Session)
• Hudson (Hudson, WI; Morning Session)
• Hunter A (New York, NY; Morning Session)
• Hunter B (New York, NY; Morning Session)
• IMSA (Aurora, IL; Afternoon Session)
• Innovation Academy A (Alpharetta, GA; Afternoon Session)
• Innovation Academy B (Alpharetta, GA; Afternoon Session)
• Innovation Academy C (Alpharetta, GA; Afternoon Session)
• International Academy East (Troy, MI; Afternoon Session)
• International Academy Okma (Bloomfield Hills, MI; Morning Session)
• Irondale (New Brighton, MN; Afternoon Session)
• Irvin (El Paso, TX; Morning Session)
• Ithaca (Ithaca, NY; Afternoon Session)
• Jackson Academy (Jackson, MS; Morning Session)
• James Island (Charleston, SC; Afternoon Session)
• James W. Robinson (Fairfax, VA; Afternoon Session)
• Jefferson (El Paso, TX; Morning Session)
• John Adams (South Bend, IN; Morning Session)
• John P. Stevens (Edison, NJ; Afternoon Session)
• Johns Creek A (Johns Creek, GA; Afternoon Session)
• Johns Creek B (Johns Creek, GA; Afternoon Session)
• Johns Creek C (Johns Creek, GA; Afternoon Session)
• Jordan (Fulshear, TX; Afternoon Session)
• Kellenberg (Uniondale, NY; Morning Session)
• Kickapoo (Springfield, MO; Afternoon Session)
• King Middle (Milton, FL; Afternoon Session)
• Kinkaid (Houston, TX; Afternoon Session)
• Ladue (St. Louis, MO; Afternoon Session)
• Lafayette Christian (LaGrange, GA; Morning Session)
• Lake Highland (Orlando, FL; Morning Session)
• Lakota West (West Chester, OH; Morning Session)
• Lambert (Suwanee, GA; Afternoon Session)
• LAMP (Montgomery, AL; Morning Session)
• Las Cruces (Las Cruces, NM; Afternoon Session)
• LASA (Austin, TX; Morning Session)
• Lee's Summit (Lee's Summit, MO; Morning Session)
• Lee's Summit West (Lee's Summit, MO; Morning Session)
• Leland (San Jose, CA; Morning Session)
• Lightridge (Aldie, VA; Afternoon Session)
• Lindbergh A (St. Louis, MO; Afternoon Session)
• Lindbergh B (St. Louis, MO; Morning Session)
• Livingston A (Livingston, NJ; Morning Session)
• Livingston B (Livingston, NJ; Morning Session)
• Maggie Walker Governor's School A (Richmond, VA; Afternoon Session)
• Maggie Walker Governor's School B (Richmond, VA; Afternoon Session)
• Manheim Township A (Lancaster, PA; Morning Session)
• Manheim Township B (Lancaster, PA; Morning Session)
• Manheim Township C (Lancaster, PA; Afternoon Session)
• Marist (Atlanta, GA; Morning Session)
• Mason (Mason, OH; Morning Session)
• Massey Hill Classical (Fayetteville, NC; Morning Session)
• McLean A (McLean, VA; Morning Session)
• McLean B (McLean, VA; Morning Session)
• Midtown (Atlanta, GA; Afternoon Session)
• Midtown Classical (Tallahassee, FL; Afternoon Session)
• Milton (Milton, GA; Afternoon Session)
• Minnetonka (Minnetonka, MN; Morning Session)
• Mira Loma A (Sacramento, CA; Morning Session)
• Mira Loma B (Sacramento, CA; Morning Session)
• Mississippi Math and Science (Columbus, MS; Afternoon Session)
• Montgomery Blair (Silver Spring, MD; Morning Session)
• Morgantown A (Morgantown, WV; Morning Session)
• Morgantown B (Morgantown, WV; Morning Session)
• Morris A (Morris, OK; Morning Session)
• Morris B (Morris, OK; Morning Session)
• Mounds Park (St. Paul, MN; Morning Session)
• Mountain Lakes (Mountain Lakes, NJ; Afternoon Session)
• Mountain View (Mountain View, AR; Morning Session)
• Myers Park (Charlotte, NC; Morning Session)
• Naperville North (Naperville, IL; Morning Session)
• Norfolk Academic Guild (Norfolk, VA; Morning Session)
• Norman North (Norman, OK; Afternoon Session)
• North Babylon (North Babylon, NY; Afternoon Session)
• North Gwinnett (Suwanee, GA; Afternoon Session)
• North Kansas City (North Kansas City, MO; Morning Session)
• Northmont (Clayton, OH; Morning Session)
• Northview (Johns Creek, GA; Afternoon Session)
• Northwest Guilford (Greensboro, NC; Morning Session)
• Oak Grove (Oak Grove, MO; Afternoon Session)
• Orange County (Orange, VA; Morning Session)
• Orono (Long Lake, MN; Afternoon Session)
• Overland Park North Scholars (Afternoon Session)
• Paideia (Atlanta, GA; Morning Session)
• Park Tudor (Indianapolis, IN; Morning Session)
• Pensacola (Pensacola, FL; Afternoon Session)
• Plano West A (Plano, TX; Afternoon Session)
• Plano West B (Plano, TX; Afternoon Session)
• Princess Anne (Virginia Beach, VA; Afternoon Session)
• Providence (Charlotte, NC; Morning Session)
• Providence Day (Charlotte, NC; Morning Session)
• Quince Orchard (Gaithersburg, MD; Afternoon Session)
• Raleigh Charter (Raleigh, NC; Morning Session)
• Rancho Bernardo (San Diego, CA; Morning Session)
• Richard Montgomery A (Rockville, MD; Morning Session)
• Richard Montgomery B (Rockville, MD; Morning Session)
• Ridgefield (Ridgefield, WA; Afternoon Session)
• Riverside (Greer, SC; Morning Session)
• Rock Bridge A (Columbia, MO; Morning Session)
• Rock Bridge B (Columbia, MO; Morning Session)
• Rockford Auburn (Rockford, IL; Afternoon Session)
• Saint Agnes (St. Paul, MN; Morning Session)
• Saint Francis (Mountain View, CA; Afternoon Session)
• Saline (Saline, MI; Afternoon Session)
• Santa Monica (Santa Monica, CA; Morning Session)
• Saratoga (Saratoga, CA; Afternoon Session)
• Saratoga Springs (Saratoga Springs, NY; Morning Session)
• Savannah (Savannah, MO; Afternoon Session)
• Seven Lakes (Katy, TX; Morning Session)
• Simon Kenton (Independence, KY; Morning Session)
• Solon A (Solon, OH; Morning Session)
• Solon B (Solon, OH; Afternoon Session)
• Southside (Southside, AL; Afternoon Session)
• Southside (Greenville, SC; Morning Session)
• Springfield (Springfield, IL; Afternoon Session)
• Springfield Central (Springfield, MO; Afternoon Session)
• St. Andrew's (Potomac, MD; Afternoon Session)
• St. John's (Houston, TX; Afternoon Session)
• St. John's Jesuit (Toledo, OH; Afternoon Session)
• St. Joseph Central (St. Joseph, MO; Morning Session)
• St. Mark's School of Texas (Dallas, TX; Afternoon Session)
• St. Paul Academy (St. Paul, MN; Morning Session)
• St. Pius X (Kansas City, MO; Morning Session)
• St. Thomas (Houston, TX; Morning Session)
• Stanford Online (Redwood City, CA; Afternoon Session)
• Staples (Westport, CT; Morning Session)
• Strake Jesuit A (Houston, TX; Morning Session)
• Strake Jesuit B (Houston, TX; Morning Session)
• Sylvania Northview (Sylvania, OH; Morning Session)
• Thomas Jefferson Classical (Mooresboro, NC; Morning Session)
• Thomas Jefferson Science & Tech A (Alexandria, VA; Afternoon Session)
• Thomas Jefferson Science & Tech B (Alexandria, VA; Afternoon Session)
• Thomas Jefferson Science & Tech C (Alexandria, VA; Afternoon Session)
• Thomas Jefferson Science & Tech D (Alexandria, VA; Afternoon Session)
• Trinity (Louisville, KY; Morning Session)
• Troy (Troy, MI; Afternoon Session)
• Troy (Troy, NY; Morning Session)
• University Lab (Urbana, IL; Afternoon Session)
• University School (Hunting Valley, OH; Afternoon Session)
• University School of Nashville (Nashville, TN; Afternoon Session)
• Vista Del Lago (Folsom, CA; Afternoon Session)
• Wade Hampton (Greenville, SC; Morning Session)
• Wando (Mt. Pleasant, SC; Afternoon Session)
• Wayzata A (Plymouth, MN; Morning Session)
• Wayzata B (Plymouth, MN; Morning Session)
• Wayzata C (Plymouth, MN; Morning Session)
• West Point (Cullman, AL; Afternoon Session)
• West Windsor-Plainsboro North (Plainsboro, NJ; Afternoon Session)
• Western Dubuque (Epworth, IA; Morning Session)
• Westminster (Atlanta, GA; Morning Session)
• Westside (Houston, TX; Morning Session)
• Westview (San Diego, CA; Morning Session)
• White Station A (Memphis, TN; Afternoon Session)
• White Station B (Memphis, TN; Afternoon Session)
• White Station C (Memphis, TN; Afternoon Session)
• Wichita Scholars (Afternoon Session)
• William Fremd A (Palatine, IL; Morning Session)
• William Fremd B (Palatine, IL; Morning Session)
• William Fremd C (Palatine, IL; Morning Session)
• Wilmington Charter (Wilmington, DE; Afternoon Session)
• Wilton (Wilton, CT; Afternoon Session)
• Winston Churchill A (Potomac, MD; Morning Session)
• Winston Churchill B (Potomac, MD; Morning Session)
• Wise-Central (Norton, VA; Afternoon Session)
• Wissahickon (Ambler, PA; Morning Session)
• Woodland (Beacon Falls, CT; Afternoon Session)
• Ysleta (El Paso, TX; Morning Session)
• Yukon (Yukon, OK; Afternoon Session)

The field is capped at 304 teams.