Monthly Archives - April 2014

What Does Sound Look Like?

Fascinating look at the visualization of sound waves with an innovative technique called Schlieren flow visualization. See for yourself!

Recommended Tools


Spring Wave

In Stock SKU: P7-7220

Sound Wave Interference Kit

In Stock SKU: P7-7600

Mini Ripple Tank

In Stock SKU: PA-8638

Helical Spring

In Stock SKU: 33-0140

‘Blood Moon’ Coming April 15

You sky watchers are going to see a real treat next Tuesday at about 1 a.m. when our moon lines up with the Earth and our sun, giving the moon a reddish-orange hue sometimes called a ‘blood moon.’ The bloody red color the moon takes on during an eclipse is caused by refraction of sunlight by the Earth’s atmosphere. Provided your weather cooperates, you can view this type of eclipse without needing protective eye wear. Learn more here:


The NSTA High School Physics Kits have arrived!

book_cover_webThe NSTA Physics Kits support the lessons and experiments found throughout a new book from NSTA entitled Using Physics Gadgets and Gizmos, Grades 9–12. Two kits are available and each includes about 25 tools to support lessons in angular momentum, buoyancy, magnetism, pressure, energy, and more.

Learn More

Buy Kit 1

Buy Kit 2