Top 10 science fair projects for 2nd graders
Every project on this list is one of Peabody's own, free, with the hypothesis, steps, results table and board plan on its page.
How it's ordered: Projects that fit 2nd grade, the shortest testing first, then the ones that start youngest.
The ten projects
- 🌤️ How does a shadow change through the day? (ours): 1st–4th grade · 1 day of testing · free. A shadow is the dark patch where the bottle blocks the sunlight.
- 📄 Does crumpled paper fall faster than flat paper? (ours): 1st–4th grade · 1 day of testing · free. Air pushes up on anything that falls.
- 🔦 Does a shadow grow when the light comes closer? (ours): 1st–4th grade · 1 day of testing · free. Light travels in straight lines and spreads out from the flashlight, and the toy blocks the light that hits it.
- 🎾 Which floor makes a ball bounce highest? (ours): 1st–5th grade · 1 day of testing · free. When the ball hits the floor it squashes, then springs back and pushes itself up again.
- 🧻 Which paper towel soaks up the most water? (ours): 1st–5th grade · 1 day of testing · free. A paper towel is made of tiny fibers with gaps between them.
- 🏀 Does a ball dropped from higher bounce higher? (ours): 1st–5th grade · 1 day of testing · free. A ball speeds up as it falls, so a ball dropped from higher hits the floor harder and squashes more.
- 🏓 Which kind of ball bounces highest? (ours): 1st–4th grade · 1 day of testing · about $3. A ball bounces when it squashes against the floor and then springs back.
- 🥄 Does stirring make sugar dissolve faster? (ours): 1st–5th grade · 1 day of testing · free. Sugar dissolves when water pulls its tiny bits away from the pile.
- 🫧 How much soap makes the biggest bubble? (ours): 1st–5th grade · 1 day of testing · free. Soap lets water stretch into a thin skin that can wrap around air.
- 🍇 Do raisins dance longer in fizzy water? (ours): 1st–4th grade · 1 day of testing · about $2. Fizzy water is full of bubbles of carbon dioxide gas.
- science fair projects for 4th graders
- science fair projects for 7th and 8th graders
- science fair projects you can finish in a weekend
- science fair projects that cost nothing
- science fair projects about plants and weather
- free science fair project sites
- mistakes on a science fair board
- things science fair judges ask
- science fair rules every school shares
- free graph makers for a science fair
- free science fair judging tools
- science fair projects for kindergarten
- science fair board ideas
- science fair kits, honestly priced (with the free swap for each)
👨👩👧 For grown-ups and teachers: how much to help, the safety rules, and running a school fair. Science fair v0.16.1 · Checked .