Advanced Newton's Cradle with Red Wood Base, 7.25" Subcategory_Entomology Supplies Wall-mountable beech wood draining rack

Wall-mountable beech wood draining rack measures 20 x 20 inches and holds up to 90 pieces of labware inverted for post-wash drying in chemistry labs

Pack of 10 Stoddard test tube clamps in stainless steel with finger grip securely holds test tubes during heating

Double-concave glass lens at 3-inch diameter and 200mm diverging focal length

Engineered to expose both AC and DC generation on a single hand-cranked apparatus

Advanced Newton's Cradle with Red Wood Base, 7.25" Subcategory_Entomology Supplies Wall-mountable beech wood draining rackPremium Newton's cradle at 7. 25 inches tall with five 4. 3g nickel plated steel balls on a red wood base, demonstrating conservation of momentum and energy through ball to ball collisions.