Cross-Section View
Read the rock relationships carefully. Build the timeline from oldest to youngest.
Drag layers from the rock formation into the timeline — or click a layer, then click a slot.
Work through 5 rock strata puzzles that build from simple stacking to full relative dating challenges with magma intrusions, faults, and post-fault sediment reasoning.
Read the rock relationships carefully. Build the timeline from oldest to youngest.
Drag layers from the rock formation into the timeline — or click a layer, then click a slot.