Discover science fair projects.

Browse real student projects, abstracts, and awards.

812 projects · showing 91–120 ISEF — clear fair filter Physics and Astronomy — clear category filter Clear all

ISEF · 2025

Gearin' Up

Physics and Astronomy

The purpose of this experiment was to test the strength of 3D-printed gears with different infill levels. Infill refers to how much material is used for the inner portion of an item. This id…

Save projects to your library

Sign in with Google to keep track of projects you find interesting, organized into folders. An account also raises your daily allowance for “Has this been done?”, and lets you create a key for the MCP server with a much higher limit than anonymous use. Browsing stays public.

Continue with Google