EEduVistaHQ
Explore • Experiment • Build • Learn

STEM Projects & Olympiad Lab

120 hands-on experiments, engineering builds, and Olympiad-inspired challenges for Grades 1 to 12.

Clear filters

2 projects for Grade 4

Grade 4
BuildBeginner

Build a Balloon-Powered Car

Engineering, Science · Engineering, Physics

Build a small car pushed by escaping air, then test and redesign it to go farther.

45 to 60 min · 8 materialsView project
Grade 4
BuildIntermediate

Build and Test a Catapult

Engineering, Science · Engineering, Physics

Build a craft stick catapult and find out how pull back and angle change how far it launches.

45 to 70 min · 7 materialsView project

EduVistaHQ.com · Learn • Explore • Grow. Olympiad-inspired activities are practice for the skills those competitions use. EduVistaHQ is not affiliated with Science Olympiad or any other competition organization.