Kindergarten - 4th Grade Science Activities : Page 21

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Give your budding young observers a chance to discover simple machines at use in their own home.

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

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This science fair project idea produces varying pitches of sound.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

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

I scream, you scream, we all scream for homemade spearmint ice cream!

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

Invite your kindergarten marine biologist to practice in scientific identification and categorization while creating a lovely treasure box.

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.