What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Challenge your learner to design and build a city of their own in this creative engineering activity.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this experiment we will be determining whether birds prefer certain colors of seed.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

This science fair project idea explores how length affects the weight a bridge can hold.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

A twist on the gingerbread house, this train is made with graham crackers, icing, and candy decorations. A great 2nd-3rd grade holiday arts and crafts activity.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.