4th - 6th Grade Science Resources : Page 3

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea experiments with spinning color wheels and optical illusions.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.