Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Most often, a collage is 2-dimensional, but instead of using paper as a base, this project uses an inexpensive pumpkin from the craft store.

Help your third grader create a Venn diagram fantasy creature by combining two different creatures to create a fantasy creature based on their similarities.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Instead of piling on jackets and mittens, settle down for an afternoon of paper magic with this three-dimensional snowflake craft.

Craft a durable, three-dimensional Santa boot that looks great as a stocking, gift box, holiday decoration, or table centerpiece.

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Using dried beans and corn, foods that are prevalent in Mexican cuisine, your child will create three-dimensional sombrero art.

Use pepper and soap to discover some fun facts about the properties of water.

Celebrate St. Patrick's Day with a rainbow card filled with three dimensional four leaf clovers!

In this parts of speech fall scavenger hunt, kids will search for all the hidden leaves, sort them into parts of speech categories, and then practice creating their own sentences using the words they find.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

This variation of Duck, Duck, Goose is played in pairs, which means a lot more activity for participants!

This project compares the strength of one, two, and three-ply toilet paper.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

Coil your daughter's two favorite colors into a wearable pendant with just a few scraps of felt!

This activity is based on the popular card game, Slapjack. It's rip-roaring fun, and it reinforces the concepts of odd and even.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Looking for something to do with all those plastic 2-liter bottles that seem to accumulate endlessly? Turn them into a unique mini birdbath.

Your child can make a sweet and savory spinach strawberry salad; two ingredients that come together for a light and fresh summer dish!

Here are two streamlined breakfast ideas so that mom not only gets a delicious breakfast for Mother's Day, but a clean kitchen too!

Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.