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

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

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 activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

A lemonade stand is a great opportunity for your kids to work on their money skills and donate some hard earned money to charity.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This science fair project idea determines the probability of a coin landing heads or tails.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.

Rid your family of that pile of old Christmas cards once and for all! Show your child how to create a nifty 8-sided ornament using his favorite holiday images.

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.

There's no better way to show mom you love her than with the tried and true breakfast in bed routine. Make whole wheat waffles along with a vase just for mom.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.