STEM Inventions

STEM Inventions 6-Inch Plastic Propellers – 30-Pack for Rubber Band Planes, Helicopters & Projects

Compare the exact item, included pieces and manufacturer age label.

$39.92

Available quantity: 5.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout 30-day returns — conditions apply
Multiple units Add two of this item

Check dimensions, set contents and suitability before ordering.

Multiple units Add three of this item

Free US standard shipping. See the shipping policy for estimated timing.

Free shipping

i

Free shipping on every order. Fast dispatch, tracked delivery, and secure checkout included.

Easy returns

i

Simple return flow and responsive support for eligible items.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

Email support

For item or order questions, contact toyterrax@gmail.com.

Share

Product details

Versatile 6-Inch Propellers for hands-on STEM learning

This 30-pack of 6-inch plastic propellers from STEM Inventions is designed to unlock creativity in rubber band powered builds. Builders can explore basic aerodynamics while assembling airplanes, helicopters, and other propeller-driven experiments. The set pairs simple parts with sturdy construction to support repeated use in classrooms, maker spaces, or at-home projects.

Key benefits for classrooms and hobbyists

  • Designed for STEM Projects: Specifically sized for rubber band powered creations, fostering iterative testing and discovery.
  • Easy Mounting: Attach securely to standard sticks and light bases up to 0.135 by 0.35 inches for dependable setups.
  • Directional Thrust Control: Built-in propeller shaft and hook system wind in one direction, helping learners observe consistent thrust direction.
  • Adjustable Performance: Use a single rubber band for a steady, slow lift or add a second band for a quicker, more powerful burst.
  • Durable Materials: Steel shaft resists bending; semi-flexible plastic blades absorb minor impacts for longer-lasting use.

What you can build and explore

With these propellers, students and hobbyists can prototype simple aerial or ground vehicles that rely on wind-generated thrust. The parts support open-ended exploration of propulsion, stability, and control, encouraging hands-on experimentation and documentation of results.

Usage tips and compatibility

  • Pair with common craft materials: Popsicle sticks, balsa wood, or lightweight chassis for quick prototypes.
  • Experiment safely: Start with one rubber band, then test with two to compare lift, speed, and energy use.

Designed to be a practical addition to STEM kits, this 30-pack offers flexibility for multiple projects without committing to a single design. While outcomes vary with setup, the propellers provide a solid platform for exploration, iteration, and hands-on learning.

FAQ

Q: What makes these propellers suitable for rubber band projects?

A: They are designed for easy mounting on common sticks, with a built-in thrust control for predictable forward motion.

Q: How can I get the most from this 30-pack?

A: Experiment with single vs double rubber bands to balance lift, speed, and energy use; ensure secure mounting.