1209 Burr Oak Drive
Arlington Heights, Illinois 60004

Phone: 847-670-3400



CCSD21 a school is comprised of 13 schools across 6 different communities in Illinois.


Community Consolidated School District 21 serves nearly 7,000 students in 13 schools across 6 communities in the northwest suburbs of Chicago. Riley Elementary School serves students through 5th grade. School starts at 9:00 AM and ends at 3:30 PM daily.

ABC Countdown!

ABC Countdown to the End of the School Year!

Are you ready to help count down to summer?  Enjoy participating in all our fun daily activities.  We are sure the last 26 days of school will be filled with so much fun!!

Date Letter Theme
4/20 A Animal Day- Wear animal print or clothes that have animals on them
4/21 B Buddy Day- Play with a new buddy at recess today
4/22 C Custodian Day- Be sure to show your appreciation for  our wonderful custodians today! Mr. Juan, Mr. Tito, and Mr. Daniel are the best!
4/25 D Dance Party Day- Be ready to dance when Mr. Olsen plays music throughout the day
4/26 E Exercise Day- Your teacher will lead your class in an exercise 
4/27 F Football Day- Wear the gear of your favorite football team
4/28 G Game Day- Ask your teacher to let you play a game in class today
4/29 H Hat or Headband Day- Wear your favorite hat or headband
5/2 I I Can Spy Day- Find the 10 Rainbow Rams around Riley School
5/3 J Joke Day- Bring your best joke to tell the class
5/4 K Kindness Day- Show extra kindness to your teachers today in honor of Teacher Appreciation Week
5/5 L Language Day- Bring a word from another language to share with your class
5/6 M Make you Nurse Happy Day-Today is National  Nurses Day so tell Mrs. Copeland, Ms. Francona, Mrs. Krzoska, and Mrs. Nowak how much you appreciate them! 
5/9 N Neon Day- Wear bright neon colors
5/10 O Outside Day- Have a lesson outside today
5/11 P Positive Message Attire- Let’s spread positivity by wearing a shirt with a positive message 
5/12 Q Quench Your Thirst-Bring in a drink that will quench your thirst (choices include water, gatorade, juice, or lemonade)
5/13 R Run, Jump, Play- It’s Fun and Fitness Day!
5/16 S Sunglasses Day- Wear your coolest shades to school
5/17 T Thank You Day- Write a thank you note to someone to show how much you appreciate them
5/18 U USA Day- Wear red, white, and blue to celebrate America
5/19 V Visitor Day- Your class will have a visitor come to your class. Who will it be? 
5/23 W Watch a Video Day- Ask your teacher to show the class a fun video
5/24 X eXchange Signatures Day-Take time to exchange signatures in your yearbooks
5/25 Y Year End Cleaning- Start cleaning out your desks 
5/26 Z Zip and Zoom Out of School Day!- Zip your backpack, zoom out of school, and zip into summer!