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Science · Chemistry

Build a Molecule

Drag atoms together to form molecules. Choose a mode to begin.

S Science

Bm

Choose how to build

Start with a mode

Every mode uses the same atom kit and drag-to-bond mechanics.

Drag and bond

Molecule builder

Drag an atom near a matching partner to bond it.

Single

3D view

Atom kit

Kit 1 of 8

Targets

Controls

Collection boxes

Build 3 × Water (H₂O)

Free play

All atom types are available in the kit. Build any molecule you like.

Show 3D view of a complete molecule

Legend

Bond thickness shows single, double or triple bonds.

Drag an atom from the kit onto the play area, then near a matching atom to bond.

Bm Build a Molecule

Simulation menu

Simulation tools

Keyboard help

Use Tab to move between atoms and controls, then use the keys below.

TabShift + Tab

Move focus to the next or previous atom or control.

←→↑↓

Move a focused atom out of the kit and around the play area.

Space

Drop a focused atom, or bond it to the nearest matching atom.

123

Open Single, Multiple or Playground mode.

M

Return to the mode selection screen.

R

Reset the active mode.

Esc

Close a menu or dialog, or leave full screen.

Pandai Simulation

Build a Molecule

Version 0.5.4

Build molecules by dragging atoms together and bonding them correctly, across Single, Multiple and Playground modes.

An original Pandai Science simulation.

Choose a simulation mode to begin.

Simulation support

Report an Issue

Tell us what went wrong so the simulation can be improved.

Issue Type *

Simulation not working

Incorrect behaviour/result

UI/display problem

Difficult to use

Other

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