Science Toolkit · Experiment Simulator

Density Lab

A guided walkthrough sim — drag the equipment, watch it respond, get caught before you err. Student, teacher, and sharing views below.

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Bench · displacement method Balance · reads to 0.1 g
0.0 g 102030 4050 mL H₂O Al
STEP 1 / 7
PLACE

Place the aluminum block on the balance.

·Waiting for you to act…
↳ or drag it yourself
Data table — aluminum
QuantityReadingUnit
Mass—g
Volume, start—mL
Volume, final—mL
Volume of block—mL
Density—g/mL
2.70 g/mL ✓ matches aluminum
It sank because its density is greater than water (1.00 g/mL). Compare with the wood block, which floats.
Live preview 27.0 g
Object properties
🔒Teachers build with objects and dropdowns — the readability you pick here changes the display, the digits students record, and the tolerance for “correct.”

Edit walkthrough · Density Lab

Each step is an instruction, one object, one action, and a check that advances the student. Change any of them below.

1Place the aluminum block on the balance.
when
2Read the mass and record it.
advance when
3Fill the cylinder to 30 mL of water.
when ＋ guardrail 
7Calculate density = mass ÷ volume.
advance when

Preview · concept simulator, not yet wired to student data · Science Toolkit