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

This Ballistics Car demonstrates the independence of vertical and horizontal motions. It consists of a four-wheeled cart carrying a vertical tube with a spring-loaded piston inside. The tube is loaded with a ball and the cart is set in motion. During the motion, the piston is released remotely by a…

The design of the SpillNot™ uses the principles of Newtonian physics to keep the liquid in the container. The flexible handle and the location of the suspension point above the center of the tray ensure that the forces on the liquid are always directed towards the supporting tray, even when…

Utilize the power of your smartphone with this unique Hall’s Carriage. The secure clip holds your smartphone securely for motion experiments. Using an app of your own choosing, you can graph acceleration and velocity. Includes activity guide. Secure clip holds your smartphone securely 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…

This simple but precise launcher projects 16 mm steel balls at ranges suitable for use on the bench top or from the bench to the floor. A protractor and plumb line make it easy to set any required launch angle from 45° downwards to straight up. Three different spring tensions give three…

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…

Explore the basics of navigation and orienteering with this easy-to-use compass. Product features a sight finder, as well as markings in both the metric and English scales. A detachable lanyard is also included. Map scale is displayed in mm with a ratio of 1:25000. Dimensions: Thickness when…

The Loop the Loop Track demonstrates centripetal acceleration and the transformation of potential energy into kinetic energy. Included is a sturdy base with rubber feet, metal ramp with loop, 16mm steel ball and 19mm steel ball. The metal ramp with loop features a net at the end of the loop to…

The Ballistics Car demonstrates that the horizontal motion of an object is unaffected by forces which act solely in the vertical direction. The car's low-friction wheel bearings allow it to coast at an essentially constant speed. If the spring in the gun is triggered while the car is coasting, the…

Introduce basic weather concepts with this versatile apparatus. Measure temperature (in Fahrenheit and Celsius) and wind speed, then reference the screen-printed chart to easily calculate wind chill. The device freely rotates to indicate wind direction, and its removable rain gauge allows for the…

Hooke's Law states that the amount of elongation or bending of a spring is directly proportional to the force that is applied. This unit helps demonstrate this principle. Instructions included. Includes: 1 Sturdy base and rod 1 Testing spring 1 Metal scale 1 Indicator needle 1 Set…

An essential accessory for experiments with the popular Bicycle Wheel Gyroscope as well as for demonstrating the effect of moment of inertia on rotational motion (the “spinning skater effect”), this economical Rotating Plate spins freely due to its heavy duty ball bearing axle. Features…

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…

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…

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…

This apparatus helps students to understand the Coriolis effect, the phenomenon whereby an object moving on a spinning surface will travel in a curved path. The demonstrations that follow will allow students to observe the Coriolis effect on a small scale, then explore how the Earth’s constant…

This set comes with two 7cm pucks and two 9cm pucks, as well as four plastic tubes connected to balloons. The balloons and pucks can be put together without any tools. Place them on a smooth surface to experiment with levitation. PRODUCT WARNINGS WARNING: This product can expose you…

The kit includes the pieces to build a simple balance demonstration. Consists of a knife edge clamp, meter stick, metal support and cast iron base. The knife edge clamp is often used on a balance demonstration to hold a meter stick or for suspending a weight from a meter stick. Made from nickel…

Demonstrate the relationship between length of the lever arm, moment of force, and amount of force. The unit is designed to help students to understand the principles of torque and its properties. The Kit includes: a 50cm meter stick, a cast iron support stand, 3-knife edge clamps, 1-50 gram hooked…

The Ballistic Pendulum can be used to demonstrate the conservation of momentum with a spring gun, 3 balls with different mass, a pendulum block, and angular scale. Students can calculate the projectile's initial velocity and post-collision kinetic energy. It features an adjustable leveling screw,…

The Variable Inertia demonstrates an abstract concept in an easy-to-understand manner. It consists of two semi-clear plastic discs with the same mass and diameter. The discs are hollow inside with molded compartments. The 19mm steel balls can be placed inside the discs in a variety of…

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…

Explore basic mechanics concepts with this all-metal, freestanding apparatus, designed for both durability and ease of use. The plane is wide enough to accommodate standard friction blocks or a Hall’s carriage with a smartphone attached, and its walled construction prevents objects from falling off…

The pendulum wave demonstration is a cross between science and art. It demonstrates how mass accelerates and decelerates as a response to the force of gravity. Nine 1" diameter steel pendulums will form wave patterns as they fall in and out of sync with one another. Some minor assembly is required.…

A visual measurement of impact created by collision against a stationary object. The car is fitted with a spring scale and slide that is displaced on impact. The slide remains in its displaced position until reset. The student can takes direct readings from the scale to measure the force. The top…

Inflatable world globe features country capitals, important cities, time zones, international boundaries and geographic features. The globe is 10” tall and 12” wide when inflated.

This economy Hall’s carriage is perfect for demonstrations and investigating principles such as Newton’s laws, acceleration, velocity and friction. This economy Hall’s carriage has a durable plastic body with a roomy well for additional masses (not included). The hole…

This unit demonstrates the principles of momentum and kinetic energy in collisions. It's supplied with both wood and metal balls, string, a table clamp, and a guide. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including nickel and lead, which are known to the…

Ideal for demonstrating experiments in conservation, velocity, elastic collisions, acceleration and momentum. Included are two impact carts and two spring steel bumpers with rubber stopper assemblies. Each cart features a well for additional masses (not included). Includes activity guide.

Help students to investigate the force on an object in circular motion with this convenient kit. Through a series of simple demonstrations, students will better understand the relationship between the radius of the circular motion, the velocity of the moving object, and the external force required…

For performing experiments in conservation, velocity, elastic collision, acceleration and momentum. The set contains two high impact plastic cars with snap in wheels and two spring steel bumpers with rubber stopper assemblies. Each car has a recession for holding additional weight. The approximate…