Ducky demo 2
Now we’ll leave the predictable path and see what our minds can come up with as ways to change the…
Category: Demonstrations
Ducky Demo 1
Today we get to step back away from the terminology and theory, and just enjoy watching the ‘ducky’ do its…
Forces Drop Test demo
Get two pieces of foil weighing 3 grams each. Ball one up, and leave the other a sheet. Drop both…
Gravity demo
An unforgettable way to demonstrate many common forces at work all throughout our universe- like gravity and centripetal. Takes time…
Static Electricity demo
Been looking for a reliable, low-mess demonstration for static electricity? You just found it. Materials: balloon, ping pong ball, hair…
Magnetism demo
Use invisible magnetic force to hold a paper clip in apparent defiance of gravity. Materials: strong disc or bar magnet,…
Swinging Ball demo
It’s amazing what you can demonstrate with a ball on a string. I use this demonstration often enough that I…
Density demo
Just talking about what density means really isn’t that effective to someone who doesn’t understand it. Fortunately, all you need…
Water Cycle demo
A clear way of seeing the water cycle go both ways- energy in and energy out. Materials: 2 beakers/glasses, plastic…
Convection demo,1-Engine
A simple engine beautifully demonstrates a simple principle- convection. Materials: aluminum pie pan, candle, wire coat hanger (this is an…
Comets demo,3-Book
High recommendation for a book that will capture and hold your students attention. Materials: book-Bill Bryson’s “A Short History Of…
Comets demo,2-Tail
A useful way to connect the movements of comets and earth with meteor showers. Materials: t.p. (this is an excerpt…
Comets demo,1-Ice
Comets are big, mysterious, and awe-inspiring. …They’re also very fragile. Materials: ice (this is an excerpt from the lesson- “Comets…
Clay Atoms demo
Put clay in your students hands and they’ll instantly understand the basics of atoms. Materials per student: red, blue, and…
Bubbles demo
Useful in demonstrating air pressure, Bernoulli, or how science isn’t always boring. Materials: bubbles!
Structure and Function demo
So what does the structure of an organism have to do with the functions they can do? As you’ll see,…
Selectively Permeable Membrane demo
A way to do the starch/iodine demo without dialysis tubing (believe it or not). Materials: starch, iodine, plastic wrap, twist…
DNA Replication demo
A concept that’s abstract in the textbook, but difficult to not understand with this demo. Materials: ‘DNA’ made of 6…
DNA Mutations demo
Proof that hard-sounding concepts don’t have to be hard to understand. Materials: ‘DNA’ made of 6 colors of pipe cleaner
Yeast Beasts demo
Next time you’re discussing yeast, simple life, or asexual reproduction, try this demo and increase exponentially the attention your students…
Unmistakeable Microscope Views demo
Turn students loose with microscope and you’re guaranteed mixed results, with only a few students seeing what you intend. Until…
Energy Flow demo
Teaching the 10% energy principle? No big, long explanation needed. Materials: clay, 4 or 5 student volunteers
Dichotomous Key demo
Since dichotomous keys can be very confusing for students, begin the topic with this. Materials: 6 student volunteers
Infrared Made Visible demo
A very cool, and easy, way to show the reality of infrared waves. Materials: remote control, digital camera
Tides demo
A meaningful and memorable learning experience for your students that simply addresses what tides are. Materials: glass/beaker of water, heavy…
Chromosomes demo
Hold up a ball of string, and you got a great visual aid of what the relationship between DNA and…
HTML as DNA demo
Who doesn’t have trouble describing exactly what DNA does? This demo should help. Materials: any website (this is an excerpt…
Leak-Proof Bag demo
Jab a bag full of water with a pencil, over a students’ head if you like, and watch…none of it…
Radioactivity demo
We know what the term “decay” means, but your students may not. Fix that. Materials: split peas & lima beans…
Bag Balance demo
Prove conclusively that warm air weighs less than cool air, and why. Materials: 2 small paper sacks, 2 straws, pin,…
Active Air Molecules demo
Ok, we all know that tennis balls don’t resemble air molecules, but we’ll use them to effectively demonstrate how air…
Changing Atom demo
A simple way to SHOW your students how the concept of the atom has changed in the past couple hundred…
Probability demo
Now the expression “1 in a million” means something! Materials: 8 die, calculator (this is an excerpt from the lesson-…
Frosty the Snowcan demo
Use one of the most common occurrences- condensation- to magically explain how things change state. Materials: metal soup can, ice,…
States of Matter demo
After acting out the states, your students will not soon forget them. Materials: ice (this is an excerpt from the…
Conduction demo
One of my all-time favorites (you’ll see why). Materials: metal knife, piece of wax, candle, something to lay the knife…
Fossil Fuels demo
Shows exactly what it means to obtain, transport, convert, and use fossil fuels. Materials: clear container, food coloring, dropper, foil…
Stunning Convection Swirls demo
We all know that heat rises, but it’s still stunning to watch it happen! Materials: dropper, food coloring, beaker (or…
