Erlenmeyer Flask, 250mL - Narrow Neck - Borosilicate Glass Gifts_Bar letting students wire the panel

letting students wire the panel directly to each load and watch how light powers different output devices

9-inch sun and eight movable planets

Hand-driven Newton's color disc that spins seven painted segments fast enough to merge into apparent white through persistence-of-vision and additive color mixing

this animal cell meiosis model reveals chromosome pairing

3" (85mm) and an outer diameter of 3

Erlenmeyer Flask, 250mL - Narrow Neck - Borosilicate Glass Gifts_Bar letting students wire the panel250mL CAPACITY Single Erlenmeyer Flasks with 250mL capacity and easy to read white enamel graduations every 50mL INDUSTRIAL QUALITY Made of high quality, heavy duty, borosilicate 3. 3 glass with excellent strength against breakage. Microwavable and autoclavable, with superior chemical durability. Can withstand high temperatures and thermal shocks SUPERIOR DURABILITY Features uniform wall thickness ideal for heating and a reinforced rim for protection