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Showing Results for adding subtracting

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Subtraction Action

Try adding a splash of color to editing and revising with rainbow editing.

Rainbow Editing

Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

Loose Change

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Does Adding Salt to Pasta make it Cook Faster?

Make practicing addition facts more fun and teach your child the helpful strategy of adding quickly to 10 in this fun and easy-to-make card game!

Turn Over Ten: An Addition Game

This science fair project idea examines whether adding gelatin causes a solid  to have a higher melting point and/or melt slower.

Does Gelatin Slow Down the Melting of Freezer Pops? 

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Factors Affecting Solubility

Spice up your everyday vase with this fun craft adding colorful layers of beans to a regular vase. The beans add beauty and function, helping prop up flowers.

Layered Beans Vase

Make subtraction practice more fun with this outdoor review game that's great for beginning math learners and more advanced!

Sidewalk Chalk Subtraction

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

Build an Architectural School Model

Get inspired by the summer skies for a delicious parfait that looks as good as it tastes!

Parfait Recipe

Learn all about cause and effect as your child experiments with an exploding pumpkin in this engaging fall activity! Get the whole family involved with this simple science experiment that is a fun and exciting way to combine Halloween and science.

Make an Exploding Pumpkin 

Help your second grader to a better understanding of how to count and represent money with age old game of tic-tac-toe.

Money Tic-Tac-Toe

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold? 

Build your child's math skills with this 2nd-3rd grade activity. Similar to a carnival toss, this egg carton toss game is sure to provide hours of fun.

Egg Carton Game

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Floating Balloons

This science fair project will help students learn about non-vascular plants, such as mosses.

Water and Mosses

Make clothing battles a thing of the past by allowing your second grader to design his own dress-up shirt out of an ultra-comfy t-shirt for New Year's.

Design a New Year Dress-Up Shirt

Turn the marks on the wall into art! Create fingerpaint flamingos, herons and ostriches with this fun craft for kids.

Fingerpaint Flamingo

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

DIY Compost: Aerobic and Anaerobic Decomposition

Science fair project that examines condensation and the conditions needed in order for dew to form.

Dew Point, Humidity and Weather

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Floating Paper Clip

Make math fun for your child by turning it into a game and challenging him to beat the calculator with this cool math race!

Math Race

Get in the 4th of July spirit by whipping up a batch of frosty snow cones, sweetened with syrup in a patriotic palette.

Snow Cones

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Clay Landscape

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

Soil Amendments and Growing Beans

Play this daily money game with your 2nd grade child to help his math skills.

Money Math in Everyday Life

Transform an old chair into a chalkboard canvas! This painting activity is a useful and creative way to add some quirky charm to your existing furniture.

Chalkboard Furniture

On a hot afternoon there is nothing better than a cold drink. Instead of making lemonade, your child can have lemon ice cubes ready to munch!

Lemon Ice Cubes

Create addition problems using critical thinking skills in this fun second grade math card game.

Close Call: An Addition Card Game

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