Bonami Computer museum Zwolle
Retro forum (o.a. retro computers)
Vintage Computer Forum. ( o.a. retro computers)
TRS-80
ZX Spectrum
Cosmac ELF II

HP Museum
TI Calculators
TI 59
Casio FX-602P
Programmable calculators
The Pocket computer museum
FX-602P site of Dr. K. Miyahara
Vintage calculators Web Museum
Mr. Martin's Web Site Calculator Museum
Calculator museum
Casio calculator collectors

Rotterdams Radio Museum (Ook computers)
NVHR (Nederlandse Vereniging voor de Historie van de Radio)

Scratch programming for children
Programming course's for children

Kinderboekenworm.nl (Blog over informatieve kinderboeken)