2nd - 8th Grade Engineering and Science Inquiry Activities : Page 7

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea explores substances that cause a bubble to last longer.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

In this activity your child will create their very own marble maze!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This science fair project idea investigates how color affects temperature.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

This science fair project idea identifies trees using a dichotomous key.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This basketball project explores the best way to make the perfect shot every time.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

The goal of this project is to create an exciting topographical map out of dough.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.