ideainnova

cheapest music arranger setup to play 80s by kids

VIDEO 20251018 203238

starter train set

mini h0 diaroma for kids and dads and grandfathers

lima e410 001 & how to not clean rails

smallest entertaining h0 train diaroma

mehano t151

wifi camera for model railroads

interferometer en basit

Sensing fringes of Playdough Lego Interferometer with children, ultra easy setup

interferometer

Closed loop red laser Lego Michelson Interferometer

balance

DOS Borland C RF through LPT

Sentence building in Excel 365 for children, current view.

math + design + sw + elo (borlandc/meccano/basic kits) for children

ewba, electronics, logic gates, in easy lab for even preschool

Happiest lego men ever. Nopper stand and ticket office.

0.5kg western ger, Fleishmann E40034. Best ever H0 loco for children

weights for children by lego dacta

Basic electricity with children

activity time, train set(western ger, marklin, some add ons)

amusement park by premade toy, lego mod, nopper, lighting car

amusement park by lego knex nopper kits led controller

preschool activities

preschool activities

preschool activities

magnetic field for children

Oscilloscope for pre school children