Triassic
251–201 million years. Warm climate. First dinosaurs appear.
251–201 million years. Warm climate. First dinosaurs appear.
201–145 million years. Dense forests. Giants become common.
145–66 million years. Flowering plants. T-Rex and Triceratops.
Flip the cards, answer a quick quiz, tap the eggs.
T-Rex had one of the strongest bites on Earth.
Three horns and a big frill for show and defense.
Turkey-sized, probably feathered, very fast.
A gentle giant that ate from treetops.
Back plates helped with protection and heat control.
Choose a dinosaur and generate a fun title and caption.
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Answer to win eggs. Collect all 10 to unlock your time-travel prize.
Facts, science, and teaching tips for parents and educators.
Most evidence points to a massive asteroid impact plus volcanic activity and climate change at the end of the Cretaceous.
After the event, mammals diversified rapidly in new niches.