Introduce young minds to the excitement of science, while developing critical thinking skills and curiosity through a variety of engaging topics and activities.
Fuse fun and learning with a wide range of engaging topics and experiments in our real science lab.
Make amazing science discoveries at a new level, encompassing a breadth of mind-blowing concepts.
FALL Sep 14, 2025–Jan 4, 2026
No Classes: Oct 12 (Sukkos), Dec 21 (Chanukah)
SPRING Feb 8, 2026–May 17, 2026
No Classes: April 5 (Pesach)
Jr. Science Explorers – Grades N-K* | Boys & Girls | 10:00 – 11:00 AM |
Boys & Girls | 12:30 – 1:30 PM | |
Boys & Girls | 1:45 – 2:45 PM | |
Young Science Explorers – Grades 1-3 | Girls | 10:00 – 11:00 AM |
Boys | 1:45 – 2:45 PM | |
Advanced Science Explorers – Grades 4-8 | Girls | 10:00 – 11:00 AM |
Boys | 3:00 – 4:00 PM |
*To be eligible for our Junior Science 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, 2025.
Sign up by September 3 to reserve your spot. Participants signing up late will be charged a $30 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.
$160/semester includes 12 classes. Siblings join with a 25% discount. Additional Sunday class (Math Explorers or Lifecycles) is $100. 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 $30 applies if registering after September 3.
Transportation option is now available! $100 per student for 12 weeks.