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.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Tackle both boredom and mathematics with this inventive arts and craft project!

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.

Compare and order numbers and introduce mathematical inequalities in this fun math card game.

Check out this simple version of a pairs game that's played all over the world. It's a great way to practice estimating and predicting mathematical outcomes.

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.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

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.

Here's a simple math activity that has your child using her basic addition facts to solve a secret code.

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

In this fun math activity, second graders will learn to estimate items in a jar! 

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

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

This Mother's Day, help your child practice math measurement skills with this "mom" recipe card.

Your child can build the home of her dreams by creating a truly imaginative model. She'll get to draft her own blueprints to design her masterpiece!

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.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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.