Popsicle Harmonica and the Science of Sound

Polaroid picture of a sound wave entering an ear. There is a craft stick harmonica underneath. The title reads Popsicle Harmonica. Science of Sound

What is Sound? A popsicle (craft stick) harmonica is a groovy way to demonstrate the science of sound because all sounds are produced by a certain kind of motion. As you stretch a rubber band and then pluck it, the rubber band moves back and forth so rapidly that its motion appears blurred. The sound you hear comes from its …

Catapults for Kids – Capture STEM Fun

Polaroid picture of a Lego catapult with child in the back ground. Caption in Polaroid picture has Capture Summertime Fun with Catapults for the title of the blog post. Groovy Lab in a Box logo is in the bottom right corner and the www.groovylabinabox.com website address is listed along the bottom of the picture. Kid using the engineering design process.

Catapults are fun for kids! Supplement and enrich physics concepts while kids build various catapults and practice their engineering design process skills! Why not build a catapult? Kids love to watch objects fly through the air, across the room or in the yard. Try these easy catapults for kids activities! In addition, the materials are easily found around the house and …

Groovy Earthquake Proof Skyscrapers

  “An earthquake is such fun when it is over.” – George Orwell A long time ago, our ancestors believed earthquakes to be the act of the Gods. Aristotle, a Greek philosopher, was the first to realise that earthquakes were more than an act of the Gods. To this day, STEMists continue to tame the devastating effects earthquakes have on …

Host a Family STEM Night

Family game nights are popular.  But, have you ever thought about changing your family game night to a Family STEM Night?  There are plenty of activities that require participants to think like an engineer or a scientist to identify and solve problems.  Families can work together to use the engineering design process just as STEMists do with their Groovy Lab …

4 Groovy Activities to Teach about Vibration and Sound Energy

Most STEMists learn to appreciate vibrations as an infant when they hear their first lullaby.  And, many learn to love singing children’s songs with the accompaniment of maracas, drums and triangles in preschool and elementary school. But, do STEMists completely understand the energy of sound vibration— how we are able to hear and feel sound? Sound is more than noise; …