Today Catriona Shearer posted another great geometry puzzle:

My younger son was able to solve this one and he explains his solution here:

After he finished his explanation we looked at the twitter thread for a solution he liked and he chose this one from @ricardpe:

He explained that solution here:

This is our 10th project in this series. It has been really fun to have my son solve the puzzles and then explain a solution from the twitter thread. I’m really enjoying reviewing geometry with my younger son using Catriona’s ideas!