Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

Make your own wrapping paper with some materials from around the house. Try to make your own wrapping paper this year for a unique presentation for your gifts.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Show your fifth grader how to create a vivid and colorful, Picasso-inspired, 3-D mask.

This Thanksgiving table runner craft isn't just fun and festive, it also helps your child build muscles for hand strength, fine motor skills, and handwriting.

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.

There are a lot of ways to make decorative wreaths. This wreath uses cloth and egg carton flowers!

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Science fair project that examines the biodiversity of ant populations in various locations.

This science fair project examines whether ocean water can be made safe to drink.

Host a royal party full of "please and thank you" - even the queen would approve. Have a ball while your kids practice etiquette!

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

This flannel board will give your child hands-on practice with math, but in a fun format, full of ladybugs.

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Even for expert writers, this part of the college application process can be tough. Here's writing activity that will get your teen ready to tackle the task!

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

Make sourdough bread...and learn some colonial history and modern science in the process!

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Help your fifth grader create an art card that celebrates the enduring values of Passover.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.