Walder Science in dedicated to providing robust STEM resources to help children experience exciting science and math enrichment right from home. Visit us each week to participate in short, engaging video lessons designed by credentialed educators. Activities are recommended for grades 1 – 6, but can be enjoyed by all ages! Please note that experiments should only be attempted under adult supervision.
Raffle: Enter our weekly raffle by submitting a picture or a video replicating an experiment or answering the challenge question at the end of a video lesson or the accompanying handout. Earn an additional raffle ticket for every submission, with prizes ranging from gift cards to STEM kits! Click here to submit your raffle entry.
Weekly STEM will be taking a break for Passover. We will resume posting new videos every Monday starting April 12.
Week of March 22 - Weekly Learning Resources
Pushing Water with Air Pressure
Balanace & Broom Balancing Solution
Riddle: Letter Equations
Week of March 15 - Weekly Learning Resources
Math Riddle: Letters A-D
Mystery of the Balancing Broom
Balloon and Alkaseltzer Tablet
Week of March 8 - Weekly Learning Resources
Air Pressure Squeeze
Mystery of the Ball Drop
Math Riddle: Pattern
Water on the Moon
Week of March 1, 2021 - Weekly Learning Resources
Riddle: Guess Four
Mystery of the Tempurature Drop
Week of February 22, 2021 - Weekly Learning Resources
Heat Transfer with Ice
Crushed Soda Can
Riddle: Four Friends