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.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Instead of heading to the mall to replace worn-out clothes, hold a crafting session by patching up the rips and tears with some stylishly-shaped patches.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Here's an enjoyable at-home activity that gives your child step-by-step practice identifying the important parts of an article and organizing his ideas.

Invigorate your fourth grader's mind by helping him turn his room into a woven masterpiece using various lengths of material.

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea compares biodiversity between drops of water.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Do something totally unique and new with a pumpkin this year! Practice designing patterns with stripes, zigzags, or geometric shapes. The sky's the limit!

Creepy, crawly, spooky and even kind of cute! This spider loves school supplies and will do a great job guarding them.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Few architectural features are as recognizable as the Russian onion dome. In this project, your kid will recreate the striking beauty of this roof-top marvel.

Teach your child the art of the status update with this cutting-edge take on the old-fashioned book report: the social media book review!

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

In this activity, your students will research a favorite superhero and discuss which of their powers are real and not real. Your students will be able to complete a simple research chart and graphic organizer.

This science fair project idea examines which type of insulation holds in the most heat.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Spider cupcakes are creepy-crawly treats that are perfect for Halloween. These spider cupcakes make for a great Halloween party treat.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Liven up your sixth grader's study of world geography with these three fun challenges.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.