Preschool - 5th Grade Science Activities : Page 7

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

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

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

Make frog feet sponge prints with your child for a fun and educational crafts activity.

In this science fair project, students make their own rain gauge to measure rainfall.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Have your child kick off their summer vacation by making a miniature water slide!

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This science fair project idea produces varying pitches of sound.

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!