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timed/untimed modes plus fun sound effects
These one-of-a-kind clips are designed with little hands in mind
The first player to find the gold coin marked "Treasure" and correctly answer a story card wins
interesting facts
Children play seven different games to practice identifying fractions
PLASTIC PETRI DISH SET OF 3 W/AGAR STEM toys timed/untimed modes plus fun soundDiscover the fun of microbiology with plastic Petri Dishes and Nutrient Agar. Nutrient Agar is used as a culture medium to cultivate various household bacteria. Detailed agar preparation instructions included. Three 90mm Petri dishes and one back of Nutrient Agar are packaged together. These Petri dishes are made of polystyrene and are sterilized. Ages 7+.
