Tryptic Soy Agar, sterile 125 ml

Growing bacteria is easier than you think. Learning about it is even easier with our bacteria growing kit. Use this kit to explore, experiment, and learn which surfaces in your home & on your body might make you say EWW!

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This sterile liquid nutrient 125 ml agar comes ready to use & with enough agar to cover about ten 100 mm petri dishes. Pour it into a petri dish, swab any surface, and watch bacteria grow in a safe, memorable, and hands-on way!

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Catalase is an oxidizing enzyme that converts hydrogen peroxide to oxygen & water. This 200 mg bottle will make 500 mL of solution. You can find catalase enzymes in many living organisms, including bakers yeast!

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This inoculating needle has a plastic handle with nichrome wire loop to transfer bacteria from a culture to a petri dish.

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Explore the amazing world of Earth & Space with the Complete Introduction to Earth & Space kit (Grades 3-5). Study weather, geology, astronomy, and environmental science. This kit focuses on the features of Earth and the Solar System.

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Go deeper with biology this school year as your student studies biochemical processes, genetics, and more. This bundle includes detailed teacher guides, full-color student workbooks, and hands-on experiment supplies.

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Learn about the patterns of harmonic motion by exploring springs and pendulums. This high school physics kit experiments with cyclical patterns, balanced, and unbalanced forces. Draw force diagrams, analyze forces, and more!

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Discovering Design with Earth Science by science author Dr. Jay Wile covers the fundamental aspects of Earth Science in this high school earth science curriculum.

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Explore the forces within and among molecules that determine structure and chemical behavior. Make paper molecules, separate dye with chromatography, and build molecules with this high school chemistry curriculum kit!

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The GeoSafari® Kids Stereoscope is a portable, fully functional microscope with up to 20x magnification. Its easy-focus knob and top-mounted LED light make it an excellent tool for viewing fossils, insects & more!

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