Episode 1 - Light
Mr.Wizard uses a lamp & solar battery to spin a fan explaing to Tommy the Photon Theory.
Episode 2 - Household Solutions
Mr.Wizard uses table salt as one solution that conducts electricity.
Episode 3 -How A
Mr.Wizard demonstrates to Betsy how a telephone
works using an Alexander Graham Bell replica.
Episode 4 -Radioactivity
Mr.Wizard uses a Geiger Counter to illustrate
Beta & Gamma Rays on ‘Radioactivity’.