Earth & Weather
How Does Shade Affect Soil Temperature? A Simple Backyard Experiment
Explore how shade changes the temperature of soil by comparing a sunny spot with a shaded one using everyday items like a cardboard shade…
DIFFICULTY LEVEL COLLECTION
Beginner
Everyday materials, clear steps, and big questions. Find a hands-on project that fits your curiosity.
Everyday materials Clear explanations Room to wonder
Plants & Living Things
Investigating Plant Growth: What to Do When Your Results Disagree with Your Hypothesis
Learn how to run a simple seed‑growth experiment, record results, and explain why the data may not support your original prediction. The guide shows…
Plants & Living Things
How Does Plant Spacing Affect Radish Growth? An Easy Home Experiment
Explore how the distance between radish seedlings changes their size and speed of growth. This beginner‑level experiment uses cardboard trays, radish seeds, and water…
Earth & Weather
Which Soil Type Lets Water Drain the Fastest? An Easy Home Experiment
Kids can discover which soil – sand, silt, or clay – lets water drain the quickest by measuring how long it takes water to…
Physics
How Does Paper Helicopter Rotor Length Affect Fall Time?
This experiment lets children discover how changing the rotor blades of a paper helicopter changes the time it takes to fall, linking blade size…
Plants & Living Things
Do Different Seeds Germinate at the Same Rate? – A Simple Experiment
Explore whether beans, peas, and corn sprout at the same speed. This beginner‑level experiment lets kids compare germination times, record data, and learn why…
Physics
Observing How Shadow Length Changes Over the Course of a Day
Children can track the length of a simple stick’s shadow from sunrise to sunset, learning why shadows are longest at dawn and dusk and…
Chemistry & Materials
Warm vs. Cool Water: Which Dissolves Sugar Faster?
Explore how water temperature influences the speed at which sugar dissolves by measuring dissolution time in warm and cool water. This hands‑on experiment lets…
Engineering
How Does Tower Base Width Affect Stability?
A wider base makes a tower harder to tip over. By building cardboard towers with different base widths, kids can see how stability changes…