LUNG FUNCTION Lung demonstration model provides a firsthand view of how the lungs work and how other structures play into the function of the lungs SIMPLE YET EFFECTIVE A simple, yet effective, apparatus that consists of two sacs, which represent the lungs, a rubber membrane, which serves as…

20" diameter rubber bicycle wheel with handles Demonstrates the conservation of angular momentum Can be suspended from a string (included) Use with our Large Rotational Platform (part number HDTRNT) for an immersive sensation of gyroscopes as stabilizers A classic 20" diameter bicycle wheel…

EXPLORE GRAVITATIONAL POTENTIAL ENERGY Medieval weapons, engineering, and physics - not a bad classroom learning activity, or way to spend a Saturday afternoon. This trebuchet which will throw the included ping pong ball more than 30 feet (or heavier objects even farther!). This kit allows…

Kit contains: (1) Air table, (2) Leveling Feet, (4) Installed Table Bumpers, (8) Air Pucks, (8) Velcro Bumpers, (8) Rail Pins, (8) 0.245 OZ Donut Masses Air table is constructed of heavy gauge anodized steel, the workable surface is 65cm by 45cm with major graduation of 5 cm and minor graduations…

EXPLORE CHEMICAL REACTIONS Vinegar and Alka-Seltzer react to create gas inside the closed canister. Pressure builds as the amount of gas increases. Eventually, the pressure pops the lid off the canister, allowing the canister to launch into the air! STEM LEARNING Introduces and demonstrates…

Aluminum Ball Drilled for lab demonstrations Approx. 2.5mm drilled hole Drilled aluminum ball - can be used for Collison and pendulum demonstrations. Aluminum ball can be used for hobbies and various other things. Approx. 2.5mm drilled hole

DURABLE Second Law of Motion Apparatus is made of solid metal and designed to last many years in the classroom. PRODUCT DIMENSIONS The base of the apparatus measures 10 inches x 2.5 inches. The device includes a 7.5-inch x 0.50-inch diameter rod for mounting on a table clamp or fixed to a…

Spirometry Lung Volume Kit 14-piece manual spirometry set used to study the volume of gas in the lungs during the respiratory cycle, an integral part of pulmonary function tests Kit includes 4 mouthpieces, 4 plastic bags calibrated to 6L, and 6 elastic mouthpiece holders Great for…

BUILD YOUR OWN BALLISTA CATAPULT This kit is built from simple components – wood, leather, and string – but has an amazing result. Once built, the ballista can launch ping pong balls more than 30 ft at four different launch angles. Projectiles can be launched in a repeat, making for a safe and…

Drilled for lab demonstrations Approx. 2.5mm drilled hole 1" Hardwood Ball 1" Drilled hardwood ball - can be used for collision and pendulum demonstrations. Hardwood ball can be used for hobbies and various other things. Approx. 2.5mm drilled hole