Vintage plastic Tupperware blocks toy: non-detect for Lead, Cadmium, Arsenic, Mercury (likely has BPA given the age.)
How old are your child’s toys? Mega Bloks Large Yellow Building Block (c. 1990-2007?): 5,402 ppm Lead (90 is unsafe for kids) + 88 ppm Mercury
Vintage 1972 Wooden Fisher Price puzzle. 3,925 ppm Cadmium on the knobs. Cadmium is a known carcinogen.
1981 Colorforms Mickey & Minnie Mouse Doctor & Nurse pre-school playset: as high as 2,300 ppm Lead. 90 is unsafe.
Stop using your vintage Tupperware NOW. These measuring cups are positive for 2,103 ppm Lead + 250 ppm Arsenic.