Program Catalog

Advanced Science Explorers
Sundays, Girls: 12:30 – 1:30 pm
Boys: 3:00 – 4:00 pm
Make amazing science discoveries at a new level, encompassing a breadth of mind-blowing concepts.

Lifecycles
Sundays, Girls: 11:15 am – 12:15 pm
Boys: 1:45 – 2:45 pm

Winter: Delve into the fascinating science of trees by growing your own mini bonsai! Design and shape the tree’s future for up to 1,000 years, using knowledge of growth patterns, health, and yearly cycles. Coming soon: Chick hatching & butterfly development (spring).

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

Winter: Fuse the worlds of science and art as you explore the physics behind optics, illusions, shadows, and light. Unlock secret science techniques to elevate your artistic abilities to the next level! Coming soon: Emergency rescue science (spring).

After-School 3D Printing
Girls Intermediate/Advanced: Tuesday & Thursday, 4:45 – 5:45 pm
Boys Intermediate/Advanced: Tuesday and Thursday, 6:00 – 7:00 pm

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

After-School Coding
Girls Intermediate/Advanced: Tuesdays & Thursdays, 4:45-5:45 pm
Boys Beginners: Tuesdays & Thursdays, 4:45-5:45 pm (Zoom)
Boys Intermediate/Advanced: Tuesdays & Thursdays, 6:00-7:00 pm

Master coding basics through animations and games, using Python and Java languages.

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

Grades 9-12 & Adults
Women: Sun, 4:15-5:15 pm
Men: Sun, 5:30-6:30 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

Join Walder Science for a summer-themed one-week camp filled with exciting maker space and science activities. August 18 – 21, 2025

STEM Adventure Camp
Grades 7-9
Girls June 23 – July 10, 1:00 – 4:00 pm
Boys June 23 – July 10, 9:30 am – 12:30 pm
Boys July 14 – July 24, 9:30 am – 12:30 pm
Explore photography, laser cutting, DNA, robotics, optical illusions of motion and more in this advanced level series of amazing skills, opportunities, and field trips!

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. September 22 – February 11

Jerusalem Science Contest
Discover an exciting college-level science and be inspired by its Torah relevance. This year’s topic is nanotechnology, driving the most important advancements of our time. Earn prize money and even a trip to Israel through this invigorating international competition. September 23 – February 10

JAVA Coding & Exploring Tech Professions
Learn the basics of computer programming by creating animations and games in Java, one of the most popular and in-demand programming languages! Dive into the world of creative technology! Explore exciting tech industries and their applications, including digital design, AI, cybersecurity, and web design. Sundays, March 2 – May 18

Summer School
Spend the summer getting ahead or making up a course with qualified teachers.
Offerings include English, math, science, history, CAD, Computer Science, and ACT/SAT prep. June 30 – Friday, August 8, morning and afternoon options available