3D wood puzzle

It says for age 6+, it is somehow challenging to me. :P Took me 2 hours to build. It is a very good game.

Orange Meltaway Cookie

1.5 stick unsalted butter
1/3 cup sugar
Orange zest
1 tbsp vallina extract
2 tbsp orange juice
1 3/4 cups AP flour
2 tbsp corn starch
1/4 tsp salt
wrap dough with plastic wrap into long stick
fridge dough for an hour

cut dough into thin pieces (~5mm thick)

350F degree, 12-15 minutes, or until edge slightly brown.