Become a Member

Become a member of the Whelmers online community and start downloading, reviewing and rating your favorite Whelmers! Click the button below to get started

Already a member?
Click here to sign in

Join Our Email List

To join our Email list, please enter your email address in the field below and click join.

11 years 36 weeks ago
Excited to roll out our website and share some fun science experiments for teachers, students and families! Stay tuned. #Science #Education

Projects, Gadgets & Gizmos

Craft a vortex generator from a large plastic bucket. Shoot a “cannonball” of air up to 100 feet. No target is safe from the Master Blaster!

Difficulty:
Intermediate
Rating:
4.35294
$0.00

A leaf blower suspends a large toy ball in mid-air. Extreme science magic trick….using only air!

Difficulty:
Intermediate
Rating:
0
$0.00
Bernoulli’s Leaf Blower

Create your own hot air balloon out of a dry-cleaning bag.
It flies. Really !

Difficulty:
Complex
Rating:
0
$0.99
Hot-Air Balloon

Experience a gas five times more dense than air.
Is this the opposite of Helium?

Difficulty:
Complex
Rating:
0
$0.99
SF6 Balloons

An aluminum rod is used to demonstrate sound resonance.
Make a one-string “guitar” that howls like a banshee.

Difficulty:
Intermediate
Rating:
0
$0.99
Singing Rod

Move a large piece of lumber as if by magic!
One of the most amazing Whelmers ever !

Difficulty:
Complex
Rating:
0
$0.00
Static-Charged Two by Fours

Steam is generated in a metal pipe, shooting a rubber stopper several feet.
Steam Punk Science…. The pressure is building.

Difficulty:
Intermediate
Rating:
0
$0.99
Steam Cannon

A dramatic hand-s on experience with the physics of torque and leverage.
With science, you can defeat the strongest kids in school.

Difficulty:
Complex
Rating:
0
$0.99
Wonder Bar

Get two soft drink cans to roll toward each other using air pressure.

Difficulty:
Easy
Rating:
0
$0.99

Use crystals of soil additives to grow invisible crystals.

Difficulty:
Complex
Rating:
0
$0.00