Stack history in order, oldest at the bottom, newest on top. Drag cards or tap one and use the arrow keys, then hit Check.
Drag with finger or mouse. Or: tap a card, press Up/Down to move it, then Check Order (or Enter/Space) to submit.
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Nice!
Timeline Tower
Put history in order, oldest to newest! Drag the cards (dinosaurs, pyramids, the first airplane, the moon landing) onto the timeline, then check your answer and unlock the real dates and fun facts. New themed rounds across inventions, transport and more.