I tried to memorize morse code some time ago, but I'd forgotten most the letters. This will be helpful.
Make Heron's Fountain
Science from Trash
DIY geodes science experiments - the results are amazing...Keep this one handy! Kids will love it!
best apps for teachers and students
Cool Science Experiments for 5-6 Year Olds. Fun STEM learning activities that kids can do at home.
Viking Runes ---could do a Runic Word Search, or pair it with something else - leather carving? Let people carve their name in runes in wood, or soapstone? :) For a nominal materials fee perhaps?
Пейп-арт. Шкатулка в серебре..
Toys from Trash. Recommended by Andrea Beaty, author of Rosie Revere Engineer and ONE GIRL [Abrams 2017]. www.andreabeaty.com