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Sunday Math Enrichment

Junior Math Explorers – Nursery & Kindergarten

Children will discover the captivating world of math as they develop number skills and more through a variety of engaging hands-on projects and games.

Math Builders – Grades 1-2

Load up your tool belt and get building with hands-on projects to enhance addition and subtraction skills through real-life problem solving.

DATES: Sundays, March 3 – June 2, no classes March 24-April 28 for Purim & Pesach and May 26 for Lag B’Omer.


Junior Math Explorers (N-K)* Girls & Boys 11:15 AM  – 12:15 PM or 3:00 – 4:00 PM
Math Builders (Grades 1-2) Girls 11:15 AM -12:15 PM
Boys 3:00 PM – 4:00 PM
*To be eligible for our Junior Math Explorers class, a child must be enrolled in a 4 year-old program in one of the community preschools or turn 4 by Nov. 30, 2023.

Sign Up

Sign up by February 25 to reserve your spot. Participants signing up late will be charged a $15 late registration fee. Pre-registration is required so that we can be prepared with staff and supplies for the right amount of students. For more information, please email us at programs@walderlab.org or give us a call at 773-649-5360.


$95 for all 7 classes. Siblings join for $72. Additional Sunday class (Science Explorers or Lifecycles) is $50. Need-based scholarships are available upon request. Students are welcome to try the first class at no charge.

Programs are included for Walder Science members, visit our membership page for details. Late registration fee of $15 applies if registering after February 25.

Transportation option is now available! $40 per student for 7 weeks.