Thank you for being a part of Wonder Funday 2025! We hope you and your loved ones had a delightful afternoon filled with STEAM discovery, fun, and transformational impact. Your family’s generous ...

Cut the sides of the small cup into four equal parts. Remove the base to create four curved pieces that will be the blades of the wind generator. Use hot glue to attach two craft sticks together at ...

A bicycle wheel acts like a giant gyroscope. A spinning bicycle wheel resists efforts to tilt it and point the axle in a new direction. Any rapidly spinning wheel exhibits this gyroscopic property—and ...

With polarized light, you can make a stained glass window without glass. Using transparent tape and polarizing material, you can make and project beautifully colored patterns reminiscent of abstract ...

Polarized light passing through sugar water reveals beautiful colors. White light is made up of all the colors in the rainbow. When polarized white light passes through a sugar solution, each color’s ...

The city of San Francisco designated ten Living Innovation Zones (LIZs) as a way to improve the Market Street thoroughfare. The Exploratorium was selected to develop the first LIZ. The City gave us ...

It might seem obvious to say that earthquakes do most of their damage by shaking the ground. But groundshaking is actually a complex phenomenon. Engineering the seismic safety of a structure involves ...

Change the atmosphere to change the water below. Create a carbon dioxide–rich atmosphere in a cup and watch how it changes the water beneath it. This model of ocean-atmosphere interaction shows how ...

Join us in exploring different ways to combine code with everyday materials as tools for creative expression! The Tinkering Studio is a Key Collaborator with the Lifelong Kindergarten Group at the MIT ...

Imperfect alignment can lead to interesting patterns. When you look through one chain-link fence at another, you sometimes see a pattern of light and dark lines that shifts as you move. Moiré patterns ...

What should I wear? You'll want to wear comfortable clothes. We recommend layers, so that you're ready for whatever San Francisco weather comes your way—sun, fog, or a chilly ocean breeze. Comfortable ...

Put de-shelled eggs in different fluids and watch them swell and shrink. Use a giant cell—a de-shelled chicken egg—to explore the comings and goings of cellular substances. De-shell the eggs by ...