Useful home science tips
Useful home science tips Battery Bulb holder 1 Bulb 1 Wire 30cm Plastic Lid 1 Blades 2 Water 3tsp Salt 1tsp Potato 1 Attach wire to the holder Attach blades by winding the tips Insert bulb into holder Add water to glass bowl Add salt and dissolve Place lid for base support Place potato on base Insert one blade at top Insert other blade close to solution level Bulb lights up Solar eclipse viewer Solar filter sheet Cardboard box White sheet of paper Cellotape Cut the sides of the box 6cm above base Cut rectangle in the double base leaving some margin Cut out rectangle from solar sheet Cut same size rectangle from paper Cut two small squares from rectangle leaving some margin Slide paper and solar rectangles into base from side Cut slots in the sides to fit over ears Analglyph glasses White chart paper Red gelatin paper Blue gelatin paper Pencil Eraser Paper cutter Glue Cellotape Cut out two rectangles from chart paper Fold ...