Program Catalog

Advanced Science Explorers
Sundays
Girls: 10:00 – 11:00 am
Boys: 3:00 – 4:00 pm
Make amazing science discoveries at a new level, encompassing a breadth of mind-blowing concepts.

Advanced Math Builders
Sundays
Girls Sun, 11:15 am – 12:15 pm
Boys Sun, 1:45 – 2:45 pm
Build, explore, and experiment with a variety of multiplication & division games, activities, and challenges.

Lifecycles
Sundays
Girls: 12:30 – 1:30 pm
Boys: 4:15 – 5:15 pm

Experience the wonder of hatching and raising goslings, observing their biology, development, and daily needs as they grow.

After-School Science
Girls: Tuesdays & Thursdays, 4:45 – 5:45 pm
Boys: Tuesdays & Thursdays, 6:00 – 7:00 pm

TUESDAYS: POTTERY & TEXTILES
Experience the chemistry of clay in action, practice early
pottery techniques, purify clay from raw mud, learn the secrets
of two-sided weaving of the Mishkan, and more!

THURSDAYS: FLIGHT
Discover the science of flight and create your own
kites, hot air balloons, gliders, airplanes and more!

After-School 3D Printing
Girls: Monday & Wednesday, 4:45 – 5:45 pm
Boys: Monday & Wednesday, 6:00 – 7:00 pm

Imagine, design, and create amazing models, inventions, art, and toys with engineering and CAD design.

After-School Robotics
Girls: Monday & Wednesday, 4:45-5:45 pm
Boys: Monday & Wednesday, 6:00-7:00 pm

Woodshop
Boys Beginner/Intermediate: Monday, Tuesday, or Thursday 5:30-6:30 pm
Boys Advanced: Wednesday 5:30-6:30 pm
Girls All levels: Sunday 4:15-5:15 pm

Learn basic woodworking techniques using hand tools to create custom projects under the guidance of our expert carpenter.

End-of-Summer Engineering and Design Camp
Boys: 10:00 am – 12:30 pm
Girls: 1:00 – 3:30 pm
Dates TBA

Join Walder Science for a summer-themed one-week camp filled with exciting maker space and science activities.

STEM Adventure Camp
Grades 7-9
Dates TBA
Explore photography, laser cutting, DNA, robotics, optical illusions of motion and more in this advanced level series of amazing skills, opportunities, and field trips!

High School and Adult Woodshop
Sundays
Women 4:15 – 5:15 pm
Men 5:30 – 6:30 pm
Learn basic woodworking techniques using hand tools to create custom projects under the guidance of our expert carpenter.

Young Jewish Innovators Challenge
Use creative thinking and problem-solving skills to seek solutions to real-life issues and compete against other young women in Jewish high schools throughout Chicago. Oct 19, 2025 – Feb 15, 2026

Jerusalem Science Contest
Discover an exciting college-level science and be inspired by its Torah relevance. This year’s topic is astronomy. Earn prize money and even a trip to Israel through this invigorating international competition. Sept 15, 2025 – Feb 12, 2026