• Skip to main content
  • Skip to primary sidebar
  • Skip to footer

Rookie Parenting

  • Preschool
  • Elementary
    • Kindergarten
    • 1st Grade
    • 2nd Grade
    • 3rd Grade
    • 4th Grade
    • 5th Grade
  • Middle School
    • 6th Grade
    • 7th Grade
    • 8th Grade
  • High School
    • 9th Grade
    • 10th Grade
    • 11th Grade
    • 12th Grade
    • STEM
  • About

9th Grade Science Projects

Borax Crystal Ornaments

By Rookie Parenting Science Updated 03/19/2020

crystal ornament science experiment

It’s that time of the year! Want to create some homemade crystal ornaments with the kids? For more scientific explanations on crystallization, see Nucleation and Crystal Growth.

Soap Powered Boat Experiment

By Rookie Parenting Science Updated 05/15/2020

One day, my 4-year-old daughter asked, “What is science?” “Well, remember you always ask me Why — ? Why is the sky blue? Why is sunset orange? Why are bubbles round?” I answered. “Science helps us find out answers to these whys!” My daughter’s question came at the perfect time when I received the new…

Read More

What Is Surface Tension | Cool Science Experiment

By Rookie Parenting Science Updated 05/15/2020

Surface tension is one of the amazing properties of water. Here is an excellent experiment demonstrating how water surface tension works. It’s a very cool science activity for little kids. What you need black pepper a plate or bowl water liquid soap (I used liquid dish soap) Steps Fill the plate with a thin layer…

Read More

Egg Drop Inertia Science Project

By Rookie Parenting Science Updated 05/15/2020

egg placed on the top of the paper roll.

This amusing experiment demonstrates Newton’s first law of motion. It was so much fun that my overactive kid wanted to do it again and again and again. Why Why does the egg fall right into the glass while the paper roll and the pan flies sideways? This can be explained by Sir Isaac Newton’s First Law of…

Read More

Sugar Water Rainbow | Density and Air Pressure Experiment

By Rookie Parenting Science Updated 05/15/2020

Why Density is the amount of substance (mass) within the volume occupied by the object. If two cups have the same amount of water (i.e. same volume), the one with more sugar is denser than the one with less sugar. Buoyancy is determined by relative density. The solution with less density floats above the solution…

Read More

The Science Of Bread Baking

By Rookie Parenting Science Updated 05/15/2020

The Science Of Baking

I wanted to show my daughter that science was in our everyday life. Oftentimes, we apply the principles of physics, chemistry or biology without even knowing. We can all be scientists and we are by observing and studying carefully what happens around us. Here is a great example — bread baking. Baking bread is full of…

Read More

How To Keep Crackers Dry Underwater | STEM Challenge

By Rookie Parenting Science Updated 05/15/2020

crackers, paper towel and glass of water

We like dunking cookies in milk before eating them. But we don’t like doing this to crackers as they will become soggy. Why Even though the crackers and the paper towel were completely underwater, they both stayed dry! This is because an empty glass is not really empty. There is air inside. The air inside the glass is…

Read More

Primary Sidebar

Get the Science Pack!
20 Most Popular At-Home Science Experiments
20 Most Popular At-Home Science Experiments

Footer

Disclaimer and Safety Precautions

Rookieparenting.com provides science activity ideas for informational purposes only. Rookieparenting.com does not make any guarantee or representation regarding such ideas and is not responsible or liable for any loss or damage, directly or indirectly, caused by your use of such information.

By accessing the science activity ideas on Rookieparenting.com, you waive and renounce any claims against Rookieparenting.com that arise thereof. In addition, your access to Rookieparenting.com’s website is covered by Rookieparenting.com’s Terms of Service and Privacy Policy.

Warning is hereby given that not all activities are appropriate for all individuals or in all situations. Implementation should be undertaken only in appropriate settings and with appropriate parental or adult supervision.

Reading and following the safety precautions of all materials used in an activity is the sole responsibility of each individual. For further information, consult your state’s Science Safety Handbook.

Rookie Parenting Science is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com.
Copyright © 2021 rookieparenting.com. All Rights Reserved. Privacy Policy. Terms Of Service