Showing Results for comparing-three-digit--old : Page 72

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

What IS That Thing? is a game for kids of all ages that uses scrap paper and junk from around the house! A great way to recycle, reduce, and reuse.

Cook these dumplings with your kids to ring in the Chinese New Year or any day you're craving tasty homemade food!

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

Heart-shaped crackers are a tasty and unexpected snack perfect for your young valentine. Combine the fun of crafting with food with these heart-shaped crackers.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

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

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Here's a quick, engaging and fun game you can play around the dinner table to review several different school subjects.

A thankful turkey helps your child think about on the things that he's thankful for. Make this turkey craft with your child for Thanksgiving.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

When it comes to working kids' muscles, nothing beats an obstacle course! Here are some easy ideas for creating your own course at home.

Help your child "step up" to second grade math fact challenges with a fun addition and subtraction game in your very own kitchen.

Play this hidden number game with your preschooler that will give her a leg up in learning numbers.

Send your child on a hunt throughout the house for numbers to help develop her number recognition and ordering skills.

Explore the effect of wind speed on the burning rate of a candle.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

Kids love making shapes with Play-Doh, so they'll love creating their own colorful playful clay!