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Science Experiments
Fun experiments for ages 7–12 using household items. Click a card to see the steps.
🌋Easy
Baking Soda Volcano
Chemistry
Materials:
- Baking soda
- Vinegar
- Dish soap
- Food coloring
- Container
Click to see steps
💧Easy
Walking Water
Physics
Materials:
- Paper towels
- Food coloring
- 7 glasses
- Water
Click to see steps
🥛Easy
Magic Milk
Chemistry
Materials:
- Milk
- Food coloring
- Dish soap
- Cotton swab
- Plate
Click to see steps
📝Easy
Invisible Ink
Chemistry
Materials:
- Lemon juice
- Paper
- Cotton swab
- Lamp or candle
Click to see steps
🎉Easy
Balloon Rocket
Physics
Materials:
- Balloon
- String
- Straw
- Tape
Click to see steps
☁️Easy
Rain Cloud in a Jar
Physics
Materials:
- Glass jar
- Shaving cream
- Food coloring
- Water
Click to see steps
🦋Easy
Static Butterfly
Physics
Materials:
- Tissue paper
- Balloon
- Wool cloth
Click to see steps
🐻Easy
Grow Gummy Bears
Biology
Materials:
- Gummy bears
- Water
- Salt water
- Baking soda water
- Bowls
Click to see steps
💡Medium
DIY Lava Lamp
Chemistry
Materials:
- Bottle
- Vegetable oil
- Water
- Food coloring
- Alka-Seltzer
Click to see steps
🪪Medium
Magnetic Slime
Physics
Materials:
- White glue
- Liquid starch
- Iron oxide powder
- Magnet
Click to see steps
❄️Medium
Crystal Snowflakes
Chemistry
Materials:
- Pipe cleaners
- Borax
- String
- Boiling water
- Jar
Click to see steps
🥚Medium
Egg in a Bottle
Physics
Materials:
- Hard-boiled egg
- Glass bottle
- Paper
- Matches
Click to see steps
🕵️Medium
Fingerprint Detective
Biology
Materials:
- Mirror or glass
- Baby powder
- Tape
- Dark paper
Click to see steps
🔋Hard
Penny Battery
Physics
Materials:
- Copper pennies
- Zinc washers
- Salt
- Vinegar
- Paper towels
- LED
- Wire
Click to see steps
🍓Hard
Extract DNA from Strawberry
Biology
Materials:
- Strawberries
- Dish soap
- Salt
- Rubbing alcohol
- Ziplock bag
- Strainer
Click to see steps