Simple Stress Relief w/Square Breathing
Make a cord holder with LEGO
Make single-use soap leaves from a bar of soap and a vegetable peeler. You can also rub soap on mosquito bites to relieve the itchiness.
Cut up a straw and fill the pieces up with antibiotic ointment or toothpaste for single-use packets. Use a lighter to seal up the ends.
Trip-trick: scan important documents before leaving for your trip. If theft or misplacement, it's handy to have extra copies of them on your smartphone/tablet or in the cloud.
37 hacks to make dish washing easier.
Make a chess board with a pack of cards.
Environment Friendly Mosquito Trap.
Using LEGO to Build Math Concepts | Scholastic.com
31 Inexpensive Ideas For Teaching Your Child At Home