How do batteries work? | A Sketchbook Explainer

How do batteries work? See inside a cut-away battery, follow electrons round a circuit, charge a lithium-ion cell and stack lemons to add up volts. Chapters 0:00 Start 0:38 The battery sandwich 1:21 The long way round 2:12 Flat, and back again 3:02 Stacking up the push 4:08 Batteries everywhere Narrated for ages 7–12. Facts checked against trusted sources. ahaboo makes hand-drawn, narrated explainers of how things work, for curious minds.