Activities with UV Beads
Ultraviolet-sensitive beads change color when exposed to ultraviolet (UV) light. Students can use these beads to perform inquiry-based experiments to […]
Boats and Buoyancy
Investigate physical science and engineering concepts including buoyancy, displacement, and density. Students construct an aluminum foil boat prototype and measure how much weight their boat can carry before taking on water or sinking.
Dollar Store Single Function Signal Generator
In this activity, students use a solar-powered model, such as the dancing flowers often sold at discount variety stores. They carefully disassemble the plastic housing and attach a sensor to the capacitor, then use probe ware to graph the voltage across the capacitor.
Do-It-Yourself Snowflakes
Snow delights most students and frustrates most teachers. Please everyone when you create snowflakes in the comfort of your classroom. […]
Crystallization Investigation
Crystallization through precipitation lab Crystals are solids that form when molecules join in a regular repeating pattern. Crystals mesmerized humans […]
3-D Imaging: The Mystery Unlocked
Seeing the Solar System in a New Dimension Moviegoers are demanding more from their sensory experience, and 3-D viewing has […]
Rock Candy: An Edible Study of Crystallization
An Investigation of Supersaturated Solutions Making rock candy is a safe way to introduce students to solutions and crystal growth—and […]