4 years & up. Experience the fun and ingenuity of slippery spheres, silly squares, and jelly stones all in one convenient set. Simply add water and watch in amazement as they expand to as much as 200 times their size! Fun to bounce, roll, stack, and mix. They even slip, slide, and explode. Completely reusable, just dry them out and hydrate again and again. Environmentally friendly. Includes an informative guide. Trays are not included.
3 years & up. Look under the magnifying glass to see the different details of the shells or use for counting, sorting, and up-close viewing. These genuine, assorted sea shells come in different sizes. Available in a set of 12 or a set of 48.
3 years & up. Bring science into the classroom. This set of 12 Agate slices will delight the little explorer in any child. Transparent quality of each slice allows children to see the layers caused by formations. Color and texture variations can open discussions about likes and differences. The possibilities are endless! Each slice measures approximately 1.5" wide.
Grades 1 - 6. Teach students the science of simple machines. Kit contains four pulleys (two singles, one double and one triple sheave, plus joining pin) and instructional guide with suggested classroom activities. Sting(s) not included.
10 months & up. Your little one can stack them, count them, or come up with their own playtime experience using this set of Spools. Combine with the Heuristic Play Basic Set or Starter Pack to discover more ways to encourage curiosity and creative play (sold separately). Spools measure 1.4" in diameter. Set includes 10 Spools.
8 years & up. Discover the exciting world of gemstones with this World of Gemstones Dig Kit with 8 Real Gemstones! Introduce children to the concept of culture and how our differences make us unique. The Activity Guide takes them around the world to dig up real gemstones and learn fun, relatable cultural facts about each country where the gemstones are found. When they're done, they can turn the package into a World Culture display box and teach others about how gemstones are used all around… More »
10 months & up. Young children can discover and fill the bowl with objects they find in their world around them. Use this set of bowls to come up with their own open-ended playtime experience. Combine with the Heuristic Play Basic Set or Starter Pack to discover more ways to encourage curiosity and creative play (sold separately). Bowls measure 2.8" in diameter.
6 years & up. This simple and easy to use kit is a great way to show children how germs spread and teach them proper hand washing techniques to help prevent it. Kit includes guide, glow powder and blacklight. Requires 3 AAA batteries, not included.
18 months & up. Encourage toddlers to develop and strengthen their pincer grasp and fine motor skills with these All-Weather Jumbo Tweezers. Molded from Guidecraft's new Poly+ material, these are the perfect companion for indoor and outdoor activities. Easy-to-hold tweezers feature textured, extra large grips for small hands. Set includes 6 tweezers. Each tweezer measures 5.7" x 2.3" x 1.1".